20168274789

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{677}}^1\times {\mathrm{2521}}^1$

素因数の和:3318

約数の個数: 48

約数和(自身を含む): 31742880624

約数和(自身を除く): 11574605835

約数列:

[1, 3, 9, 13, 39, 101, 117, 303, 677, 909, 1313, 2031, 2521, 3939, 6093, 7563, 8801, 11817, 22689, 26403, 32773, 68377, 79209, 98319, 205131, 254621, 294957, 615393, 763863, 888901, 1706717, 2291589, 2666703, 3310073, 5120151, 8000109, 9930219, 15360453, 22187321, 29790657, 66561963, 172378417, 199685889, 517135251, 1551405753, 2240919421, 6722758263, 20168274789]

約数ペア:

[(1, 20168274789), (3, 6722758263), (9, 2240919421), (13, 1551405753), (39, 517135251), (101, 199685889), (117, 172378417), (303, 66561963), (677, 29790657), (909, 22187321), (1313, 15360453), (2031, 9930219), (2521, 8000109), (3939, 5120151), (6093, 3310073), (7563, 2666703), (8801, 2291589), (11817, 1706717), (22689, 888901), (26403, 763863), (32773, 615393), (68377, 294957), (79209, 254621), (98319, 205131)]