18078801

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{6529}}^1$

素因数の和:6616

約数の個数: 16

約数和(自身を含む): 26328960

約数和(自身を除く): 8250159

約数列:

[1, 3, 13, 39, 71, 213, 923, 2769, 6529, 19587, 84877, 254631, 463559, 1390677, 6026267, 18078801]

約数ペア:

[(1, 18078801), (3, 6026267), (13, 1390677), (39, 463559), (71, 254631), (213, 84877), (923, 19587), (2769, 6529)]