18521386

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{1481}}^1$

素因数の和:1546

約数の個数: 24

約数和(自身を含む): 30917484

約数和(自身を除く): 12396098

約数列:

[1, 2, 13, 26, 37, 74, 169, 338, 481, 962, 1481, 2962, 6253, 12506, 19253, 38506, 54797, 109594, 250289, 500578, 712361, 1424722, 9260693, 18521386]

約数ペア:

[(1, 18521386), (2, 9260693), (13, 1424722), (26, 712361), (37, 500578), (74, 250289), (169, 109594), (338, 54797), (481, 38506), (962, 19253), (1481, 12506), (2962, 6253)]