19626551

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1259}}^1$

素因数の和:1414

約数の個数: 16

約数和(自身を含む): 23950080

約数和(自身を除く): 4323529

約数列:

[1, 7, 17, 119, 131, 917, 1259, 2227, 8813, 15589, 21403, 149821, 164929, 1154503, 2803793, 19626551]

約数ペア:

[(1, 19626551), (7, 2803793), (17, 1154503), (119, 164929), (131, 149821), (917, 21403), (1259, 15589), (2227, 8813)]