19198110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{639937}}^1$

素因数の和:639947

約数の個数: 16

約数和(自身を含む): 46075536

約数和(自身を除く): 26877426

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 639937, 1279874, 1919811, 3199685, 3839622, 6399370, 9599055, 19198110]

約数ペア:

[(1, 19198110), (2, 9599055), (3, 6399370), (5, 3839622), (6, 3199685), (10, 1919811), (15, 1279874), (30, 639937)]