18669716

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{7639}}^1$

素因数の和:7703

約数の個数: 24

約数和(自身を含む): 35938560

約数和(自身を除く): 17268844

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 2444, 7639, 15278, 30556, 99307, 198614, 359033, 397228, 718066, 1436132, 4667429, 9334858, 18669716]

約数ペア:

[(1, 18669716), (2, 9334858), (4, 4667429), (13, 1436132), (26, 718066), (47, 397228), (52, 359033), (94, 198614), (188, 99307), (611, 30556), (1222, 15278), (2444, 7639)]