19366533

素因数分解:

$3^4\times {\mathrm{373}}^1\times {\mathrm{641}}^1$

素因数の和:1026

約数の個数: 20

約数和(自身を含む): 29053068

約数和(自身を除く): 9686535

約数列:

[1, 3, 9, 27, 81, 373, 641, 1119, 1923, 3357, 5769, 10071, 17307, 30213, 51921, 239093, 717279, 2151837, 6455511, 19366533]

約数ペア:

[(1, 19366533), (3, 6455511), (9, 2151837), (27, 717279), (81, 239093), (373, 51921), (641, 30213), (1119, 17307), (1923, 10071), (3357, 5769)]