18556451584

素因数分解:

$2^8\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:307

約数の個数: 216

約数和(自身を含む): 42278423040

約数和(自身を除く): 23721971456

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 53, 64, 88, 89, 106, 121, 127, 128, 176, 178, 212, 242, 254, 256, 352, 356, 424, 484, 508, 583, 704, 712, 848, 968, 979, 1016, 1166, 1397, 1408, 1424, 1696, 1936, 1958, 2032, 2332, 2794, 2816, 2848, 3392, 3872, 3916, 4064, 4664, 4717, 5588, 5696, 6413, 6731, 6784, 7744, 7832, 8128, 9328, 9434, 10769, 11176, 11303, 11392, 12826, 13462, 13568, 15367, 15488, 15664, 16256, 18656, 18868, 21538, 22352, 22606, 22784, 25652, 26924, 30734, 30976, 31328, 32512, 37312, 37736, 43076, 44704, 45212, 51304, 51887, 53848, 61468, 62656, 74041, 74624, 75472, 86152, 89408, 90424, 102608, 103774, 107696, 122936, 124333, 125312, 148082, 149248, 150944, 172304, 178816, 180848, 205216, 207548, 215392, 245872, 248666, 250624, 296164, 301888, 344608, 357632, 361696, 410432, 415096, 430784, 491744, 497332, 570757, 592328, 599059, 603776, 689216, 723392, 814451, 820864, 830192, 861568, 983488, 994664, 1141514, 1184656, 1198118, 1207552, 1367663, 1378432, 1446784, 1628902, 1641728, 1660384, 1723136, 1966976, 1989328, 2283028, 2369312, 2396236, 2735326, 2756864, 2893568, 3257804, 3320768, 3933952, 3978656, 4566056, 4738624, 4792472, 5470652, 6515608, 6589649, 6641536, 7957312, 9132112, 9477248, 9584944, 10941304, 13031216, 13179298, 13283072, 15914624, 18264224, 18954496, 19169888, 21882608, 26062432, 26358596, 31829248, 36528448, 38339776, 43765216, 52124864, 52717192, 72486139, 73056896, 76679552, 87530432, 104249728, 105434384, 144972278, 146113792, 153359104, 175060864, 208499456, 210868768, 289944556, 350121728, 421737536, 579889112, 843475072, 1159778224, 1686950144, 2319556448, 4639112896, 9278225792, 18556451584]

約数ペア:

[(1, 18556451584), (2, 9278225792), (4, 4639112896), (8, 2319556448), (11, 1686950144), (16, 1159778224), (22, 843475072), (32, 579889112), (44, 421737536), (53, 350121728), (64, 289944556), (88, 210868768), (89, 208499456), (106, 175060864), (121, 153359104), (127, 146113792), (128, 144972278), (176, 105434384), (178, 104249728), (212, 87530432), (242, 76679552), (254, 73056896), (256, 72486139), (352, 52717192), (356, 52124864), (424, 43765216), (484, 38339776), (508, 36528448), (583, 31829248), (704, 26358596), (712, 26062432), (848, 21882608), (968, 19169888), (979, 18954496), (1016, 18264224), (1166, 15914624), (1397, 13283072), (1408, 13179298), (1424, 13031216), (1696, 10941304), (1936, 9584944), (1958, 9477248), (2032, 9132112), (2332, 7957312), (2794, 6641536), (2816, 6589649), (2848, 6515608), (3392, 5470652), (3872, 4792472), (3916, 4738624), (4064, 4566056), (4664, 3978656), (4717, 3933952), (5588, 3320768), (5696, 3257804), (6413, 2893568), (6731, 2756864), (6784, 2735326), (7744, 2396236), (7832, 2369312), (8128, 2283028), (9328, 1989328), (9434, 1966976), (10769, 1723136), (11176, 1660384), (11303, 1641728), (11392, 1628902), (12826, 1446784), (13462, 1378432), (13568, 1367663), (15367, 1207552), (15488, 1198118), (15664, 1184656), (16256, 1141514), (18656, 994664), (18868, 983488), (21538, 861568), (22352, 830192), (22606, 820864), (22784, 814451), (25652, 723392), (26924, 689216), (30734, 603776), (30976, 599059), (31328, 592328), (32512, 570757), (37312, 497332), (37736, 491744), (43076, 430784), (44704, 415096), (45212, 410432), (51304, 361696), (51887, 357632), (53848, 344608), (61468, 301888), (62656, 296164), (74041, 250624), (74624, 248666), (75472, 245872), (86152, 215392), (89408, 207548), (90424, 205216), (102608, 180848), (103774, 178816), (107696, 172304), (122936, 150944), (124333, 149248), (125312, 148082)]