31809804

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{203909}}^1$

素因数の和:203929

約数の個数: 24

約数和(自身を含む): 79932720

約数和(自身を除く): 48122916

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 203909, 407818, 611727, 815636, 1223454, 2446908, 2650817, 5301634, 7952451, 10603268, 15904902, 31809804]

約数ペア:

[(1, 31809804), (2, 15904902), (3, 10603268), (4, 7952451), (6, 5301634), (12, 2650817), (13, 2446908), (26, 1223454), (39, 815636), (52, 611727), (78, 407818), (156, 203909)]