20191782

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19913}}^1$

素因数の和:19944

約数の個数: 24

約数和(自身を含む): 43731144

約数和(自身を除く): 23539362

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 169, 338, 507, 1014, 19913, 39826, 59739, 119478, 258869, 517738, 776607, 1553214, 3365297, 6730594, 10095891, 20191782]

約数ペア:

[(1, 20191782), (2, 10095891), (3, 6730594), (6, 3365297), (13, 1553214), (26, 776607), (39, 517738), (78, 258869), (169, 119478), (338, 59739), (507, 39826), (1014, 19913)]