19009818

素因数分解:

$2^1\times 3^2\times {\mathrm{109}}^1\times {\mathrm{9689}}^1$

素因数の和:9806

約数の個数: 24

約数和(自身を含む): 41570100

約数和(自身を除く): 22560282

約数列:

[1, 2, 3, 6, 9, 18, 109, 218, 327, 654, 981, 1962, 9689, 19378, 29067, 58134, 87201, 174402, 1056101, 2112202, 3168303, 6336606, 9504909, 19009818]

約数ペア:

[(1, 19009818), (2, 9504909), (3, 6336606), (6, 3168303), (9, 2112202), (18, 1056101), (109, 174402), (218, 87201), (327, 58134), (654, 29067), (981, 19378), (1962, 9689)]