18493701

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{4231}}^1$

素因数の和:4312

約数の個数: 16

約数和(自身を含む): 26001408

約数和(自身を除く): 7507707

約数列:

[1, 3, 31, 47, 93, 141, 1457, 4231, 4371, 12693, 131161, 198857, 393483, 596571, 6164567, 18493701]

約数ペア:

[(1, 18493701), (3, 6164567), (31, 596571), (47, 393483), (93, 198857), (141, 131161), (1457, 12693), (4231, 4371)]