18798814

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{331}}^1\times {\mathrm{389}}^1$

素因数の和:795

約数の個数: 16

約数和(自身を含む): 28744560

約数和(自身を除く): 9945746

約数列:

[1, 2, 73, 146, 331, 389, 662, 778, 24163, 28397, 48326, 56794, 128759, 257518, 9399407, 18798814]

約数ペア:

[(1, 18798814), (2, 9399407), (73, 257518), (146, 128759), (331, 56794), (389, 48326), (662, 28397), (778, 24163)]