18329919

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{631}}^1$

素因数の和:1078

約数の個数: 16

約数和(自身を含む): 25603584

約数和(自身を除く): 7273665

約数列:

[1, 3, 23, 69, 421, 631, 1263, 1893, 9683, 14513, 29049, 43539, 265651, 796953, 6109973, 18329919]

約数ペア:

[(1, 18329919), (3, 6109973), (23, 796953), (69, 265651), (421, 43539), (631, 29049), (1263, 14513), (1893, 9683)]