20166173896

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1\times {\mathrm{7457}}^1$

素因数の和:7942

約数の個数: 64

約数和(自身を含む): 41884128000

約数和(自身を除く): 21717954104

約数列:

[1, 2, 4, 8, 11, 22, 44, 79, 88, 158, 316, 389, 632, 778, 869, 1556, 1738, 3112, 3476, 4279, 6952, 7457, 8558, 14914, 17116, 29828, 30731, 34232, 59656, 61462, 82027, 122924, 164054, 245848, 328108, 338041, 589103, 656216, 676082, 1178206, 1352164, 2356412, 2704328, 2900773, 4712824, 5801546, 6480133, 11603092, 12960266, 23206184, 25920532, 31908503, 51841064, 63817006, 127634012, 229161067, 255268024, 458322134, 916644268, 1833288536, 2520771737, 5041543474, 10083086948, 20166173896]

約数ペア:

[(1, 20166173896), (2, 10083086948), (4, 5041543474), (8, 2520771737), (11, 1833288536), (22, 916644268), (44, 458322134), (79, 255268024), (88, 229161067), (158, 127634012), (316, 63817006), (389, 51841064), (632, 31908503), (778, 25920532), (869, 23206184), (1556, 12960266), (1738, 11603092), (3112, 6480133), (3476, 5801546), (4279, 4712824), (6952, 2900773), (7457, 2704328), (8558, 2356412), (14914, 1352164), (17116, 1178206), (29828, 676082), (30731, 656216), (34232, 589103), (59656, 338041), (61462, 328108), (82027, 245848), (122924, 164054)]