18871295

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{1229}}^1$

素因数の和:1354

約数の個数: 16

約数和(自身を含む): 23556960

約数和(自身を除く): 4685665

約数列:

[1, 5, 37, 83, 185, 415, 1229, 3071, 6145, 15355, 45473, 102007, 227365, 510035, 3774259, 18871295]

約数ペア:

[(1, 18871295), (5, 3774259), (37, 510035), (83, 227365), (185, 102007), (415, 45473), (1229, 15355), (3071, 6145)]