19375990

素因数分解:

$2^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{3719}}^1$

素因数の和:4247

約数の個数: 16

約数和(自身を含む): 34953120

約数和(自身を除く): 15577130

約数列:

[1, 2, 5, 10, 521, 1042, 2605, 3719, 5210, 7438, 18595, 37190, 1937599, 3875198, 9687995, 19375990]

約数ペア:

[(1, 19375990), (2, 9687995), (5, 3875198), (10, 1937599), (521, 37190), (1042, 18595), (2605, 7438), (3719, 5210)]