20179904823

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{19373}}^1$

素因数の和:19728

約数の個数: 48

約数和(自身を含む): 32580868320

約数和(自身を除く): 12400963497

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 261, 307, 377, 921, 1131, 2763, 3393, 3991, 8903, 11973, 19373, 26709, 35919, 58119, 80127, 115739, 174357, 251849, 347217, 561817, 755547, 1041651, 1685451, 2266641, 5056353, 5947511, 7303621, 17842533, 21910863, 53527599, 65732589, 77317643, 172477819, 231952929, 517433457, 695858787, 1552300371, 2242211647, 6726634941, 20179904823]

約数ペア:

[(1, 20179904823), (3, 6726634941), (9, 2242211647), (13, 1552300371), (29, 695858787), (39, 517433457), (87, 231952929), (117, 172477819), (261, 77317643), (307, 65732589), (377, 53527599), (921, 21910863), (1131, 17842533), (2763, 7303621), (3393, 5947511), (3991, 5056353), (8903, 2266641), (11973, 1685451), (19373, 1041651), (26709, 755547), (35919, 561817), (58119, 347217), (80127, 251849), (115739, 174357)]