20815696428

素因数分解:

$2^2\times 3^1\times {\mathrm{109}}^1\times {\mathrm{15914141}}^1$

素因数の和:15914257

約数の個数: 24

約数和(自身を含む): 49015557360

約数和(自身を除く): 28199860932

約数列:

[1, 2, 3, 4, 6, 12, 109, 218, 327, 436, 654, 1308, 15914141, 31828282, 47742423, 63656564, 95484846, 190969692, 1734641369, 3469282738, 5203924107, 6938565476, 10407848214, 20815696428]

約数ペア:

[(1, 20815696428), (2, 10407848214), (3, 6938565476), (4, 5203924107), (6, 3469282738), (12, 1734641369), (109, 190969692), (218, 95484846), (327, 63656564), (436, 47742423), (654, 31828282), (1308, 15914141)]