19829758

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{12503}}^1$

素因数の和:12579

約数の個数: 16

約数和(自身を含む): 32560416

約数和(自身を除く): 12730658

約数列:

[1, 2, 13, 26, 61, 122, 793, 1586, 12503, 25006, 162539, 325078, 762683, 1525366, 9914879, 19829758]

約数ペア:

[(1, 19829758), (2, 9914879), (13, 1525366), (26, 762683), (61, 325078), (122, 162539), (793, 25006), (1586, 12503)]