19430879

素因数分解:

${\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:410

約数の個数: 16

約数和(自身を含む): 21561120

約数和(自身を除く): 2130241

約数列:

[1, 13, 61, 107, 229, 793, 1391, 2977, 6527, 13969, 24503, 84851, 181597, 318539, 1494683, 19430879]

約数ペア:

[(1, 19430879), (13, 1494683), (61, 318539), (107, 181597), (229, 84851), (793, 24503), (1391, 13969), (2977, 6527)]