18937869

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{757}}^1$

素因数の和:1060

約数の個数: 16

約数和(自身を含む): 26196480

約数和(自身を除く): 7258611

約数列:

[1, 3, 31, 93, 269, 757, 807, 2271, 8339, 23467, 25017, 70401, 203633, 610899, 6312623, 18937869]

約数ペア:

[(1, 18937869), (3, 6312623), (31, 610899), (93, 203633), (269, 70401), (757, 25017), (807, 23467), (2271, 8339)]