20666304864

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{222161}}^1$

素因数の和:222213

約数の個数: 144

約数和(自身を含む): 65502244080

約数和(自身を除く): 44835939216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 19, 24, 32, 34, 36, 38, 48, 51, 57, 68, 72, 76, 96, 102, 114, 136, 144, 152, 153, 171, 204, 228, 272, 288, 304, 306, 323, 342, 408, 456, 544, 608, 612, 646, 684, 816, 912, 969, 1224, 1292, 1368, 1632, 1824, 1938, 2448, 2584, 2736, 2907, 3876, 4896, 5168, 5472, 5814, 7752, 10336, 11628, 15504, 23256, 31008, 46512, 93024, 222161, 444322, 666483, 888644, 1332966, 1777288, 1999449, 2665932, 3554576, 3776737, 3998898, 4221059, 5331864, 7109152, 7553474, 7997796, 8442118, 10663728, 11330211, 12663177, 15106948, 15995592, 16884236, 21327456, 22660422, 25326354, 30213896, 31991184, 33768472, 33990633, 37989531, 45320844, 50652708, 60427792, 63982368, 67536944, 67981266, 71758003, 75979062, 90641688, 101305416, 120855584, 135073888, 135962532, 143516006, 151958124, 181283376, 202610832, 215274009, 271925064, 287032012, 303916248, 362566752, 405221664, 430548018, 543850128, 574064024, 607832496, 645822027, 861096036, 1087700256, 1148128048, 1215664992, 1291644054, 1722192072, 2296256096, 2583288108, 3444384144, 5166576216, 6888768288, 10333152432, 20666304864]

約数ペア:

[(1, 20666304864), (2, 10333152432), (3, 6888768288), (4, 5166576216), (6, 3444384144), (8, 2583288108), (9, 2296256096), (12, 1722192072), (16, 1291644054), (17, 1215664992), (18, 1148128048), (19, 1087700256), (24, 861096036), (32, 645822027), (34, 607832496), (36, 574064024), (38, 543850128), (48, 430548018), (51, 405221664), (57, 362566752), (68, 303916248), (72, 287032012), (76, 271925064), (96, 215274009), (102, 202610832), (114, 181283376), (136, 151958124), (144, 143516006), (152, 135962532), (153, 135073888), (171, 120855584), (204, 101305416), (228, 90641688), (272, 75979062), (288, 71758003), (304, 67981266), (306, 67536944), (323, 63982368), (342, 60427792), (408, 50652708), (456, 45320844), (544, 37989531), (608, 33990633), (612, 33768472), (646, 31991184), (684, 30213896), (816, 25326354), (912, 22660422), (969, 21327456), (1224, 16884236), (1292, 15995592), (1368, 15106948), (1632, 12663177), (1824, 11330211), (1938, 10663728), (2448, 8442118), (2584, 7997796), (2736, 7553474), (2907, 7109152), (3876, 5331864), (4896, 4221059), (5168, 3998898), (5472, 3776737), (5814, 3554576), (7752, 2665932), (10336, 1999449), (11628, 1777288), (15504, 1332966), (23256, 888644), (31008, 666483), (46512, 444322), (93024, 222161)]