18728477044

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{1109}}^1\times {\mathrm{30817}}^1$

素因数の和:32067

約数の個数: 24

約数和(自身を含む): 33044908680

約数和(自身を除く): 14316431636

約数列:

[1, 2, 4, 137, 274, 548, 1109, 2218, 4436, 30817, 61634, 123268, 151933, 303866, 607732, 4221929, 8443858, 16887716, 34176053, 68352106, 136704212, 4682119261, 9364238522, 18728477044]

約数ペア:

[(1, 18728477044), (2, 9364238522), (4, 4682119261), (137, 136704212), (274, 68352106), (548, 34176053), (1109, 16887716), (2218, 8443858), (4436, 4221929), (30817, 607732), (61634, 303866), (123268, 151933)]