19839663

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{129671}}^1$

素因数の和:129694

約数の個数: 12

約数和(自身を含む): 30343248

約数和(自身を除く): 10503585

約数列:

[1, 3, 9, 17, 51, 153, 129671, 389013, 1167039, 2204407, 6613221, 19839663]

約数ペア:

[(1, 19839663), (3, 6613221), (9, 2204407), (17, 1167039), (51, 389013), (153, 129671)]