19677268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{1667}}^1$

素因数の和:1911

約数の個数: 24

約数和(自身を含む): 37269792

約数和(自身を除く): 17592524

約数列:

[1, 2, 4, 13, 26, 52, 227, 454, 908, 1667, 2951, 3334, 5902, 6668, 11804, 21671, 43342, 86684, 378409, 756818, 1513636, 4919317, 9838634, 19677268]

約数ペア:

[(1, 19677268), (2, 9838634), (4, 4919317), (13, 1513636), (26, 756818), (52, 378409), (227, 86684), (454, 43342), (908, 21671), (1667, 11804), (2951, 6668), (3334, 5902)]