19912857579

素因数分解:

$3^2\times {\mathrm{151}}^1\times {\mathrm{173}}^1\times {\mathrm{84697}}^1$

素因数の和:85027

約数の個数: 24

約数和(自身を含む): 29121205152

約数和(自身を除く): 9208347573

約数列:

[1, 3, 9, 151, 173, 453, 519, 1359, 1557, 26123, 78369, 84697, 235107, 254091, 762273, 12789247, 14652581, 38367741, 43957743, 115103223, 131873229, 2212539731, 6637619193, 19912857579]

約数ペア:

[(1, 19912857579), (3, 6637619193), (9, 2212539731), (151, 131873229), (173, 115103223), (453, 43957743), (519, 38367741), (1359, 14652581), (1557, 12789247), (26123, 762273), (78369, 254091), (84697, 235107)]