20738961168

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{21193}}^1$

素因数の和:21289

約数の個数: 160

約数和(自身を含む): 59919676800

約数和(自身を除く): 39180715632

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 29, 37, 38, 48, 57, 58, 74, 76, 87, 111, 114, 116, 148, 152, 174, 222, 228, 232, 296, 304, 348, 444, 456, 464, 551, 592, 696, 703, 888, 912, 1073, 1102, 1392, 1406, 1653, 1776, 2109, 2146, 2204, 2812, 3219, 3306, 4218, 4292, 4408, 5624, 6438, 6612, 8436, 8584, 8816, 11248, 12876, 13224, 16872, 17168, 20387, 21193, 25752, 26448, 33744, 40774, 42386, 51504, 61161, 63579, 81548, 84772, 122322, 127158, 163096, 169544, 244644, 254316, 326192, 339088, 402667, 489288, 508632, 614597, 784141, 805334, 978576, 1017264, 1208001, 1229194, 1568282, 1610668, 1843791, 2352423, 2416002, 2458388, 3136564, 3221336, 3687582, 4704846, 4832004, 4916776, 6273128, 6442672, 7375164, 9409692, 9664008, 9833552, 11677343, 12546256, 14750328, 14898679, 18819384, 19328016, 22740089, 23354686, 29500656, 29797358, 35032029, 37638768, 44696037, 45480178, 46709372, 59594716, 68220267, 70064058, 89392074, 90960356, 93418744, 119189432, 136440534, 140128116, 178784148, 181920712, 186837488, 238378864, 272881068, 280256232, 357568296, 363841424, 432061691, 545762136, 560512464, 715136592, 864123382, 1091524272, 1296185073, 1728246764, 2592370146, 3456493528, 5184740292, 6912987056, 10369480584, 20738961168]

約数ペア:

[(1, 20738961168), (2, 10369480584), (3, 6912987056), (4, 5184740292), (6, 3456493528), (8, 2592370146), (12, 1728246764), (16, 1296185073), (19, 1091524272), (24, 864123382), (29, 715136592), (37, 560512464), (38, 545762136), (48, 432061691), (57, 363841424), (58, 357568296), (74, 280256232), (76, 272881068), (87, 238378864), (111, 186837488), (114, 181920712), (116, 178784148), (148, 140128116), (152, 136440534), (174, 119189432), (222, 93418744), (228, 90960356), (232, 89392074), (296, 70064058), (304, 68220267), (348, 59594716), (444, 46709372), (456, 45480178), (464, 44696037), (551, 37638768), (592, 35032029), (696, 29797358), (703, 29500656), (888, 23354686), (912, 22740089), (1073, 19328016), (1102, 18819384), (1392, 14898679), (1406, 14750328), (1653, 12546256), (1776, 11677343), (2109, 9833552), (2146, 9664008), (2204, 9409692), (2812, 7375164), (3219, 6442672), (3306, 6273128), (4218, 4916776), (4292, 4832004), (4408, 4704846), (5624, 3687582), (6438, 3221336), (6612, 3136564), (8436, 2458388), (8584, 2416002), (8816, 2352423), (11248, 1843791), (12876, 1610668), (13224, 1568282), (16872, 1229194), (17168, 1208001), (20387, 1017264), (21193, 978576), (25752, 805334), (26448, 784141), (33744, 614597), (40774, 508632), (42386, 489288), (51504, 402667), (61161, 339088), (63579, 326192), (81548, 254316), (84772, 244644), (122322, 169544), (127158, 163096)]