18679947

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43543}}^1$

素因数の和:43570

約数の個数: 16

約数和(自身を含む): 29261568

約数和(自身を除く): 10581621

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 43543, 130629, 478973, 566059, 1436919, 1698177, 6226649, 18679947]

約数ペア:

[(1, 18679947), (3, 6226649), (11, 1698177), (13, 1436919), (33, 566059), (39, 478973), (143, 130629), (429, 43543)]