18511938

素因数分解:

$2^1\times 3^2\times {\mathrm{541}}^1\times {\mathrm{1901}}^1$

素因数の和:2450

約数の個数: 24

約数和(自身を含む): 40204476

約数和(自身を除く): 21692538

約数列:

[1, 2, 3, 6, 9, 18, 541, 1082, 1623, 1901, 3246, 3802, 4869, 5703, 9738, 11406, 17109, 34218, 1028441, 2056882, 3085323, 6170646, 9255969, 18511938]

約数ペア:

[(1, 18511938), (2, 9255969), (3, 6170646), (6, 3085323), (9, 2056882), (18, 1028441), (541, 34218), (1082, 17109), (1623, 11406), (1901, 9738), (3246, 5703), (3802, 4869)]