18678984908

素因数分解:

$2^2\times {\mathrm{4129}}^1\times {\mathrm{1130963}}^1$

素因数の和:1135096

約数の個数: 12

約数和(自身を含む): 32696169240

約数和(自身を除く): 14017184332

約数列:

[1, 2, 4, 4129, 8258, 16516, 1130963, 2261926, 4523852, 4669746227, 9339492454, 18678984908]

約数ペア:

[(1, 18678984908), (2, 9339492454), (4, 4669746227), (4129, 4523852), (8258, 2261926), (16516, 1130963)]