18561430

素因数分解:

$2^1\times 5^1\times {\mathrm{991}}^1\times {\mathrm{1873}}^1$

素因数の和:2871

約数の個数: 16

約数和(自身を含む): 33462144

約数和(自身を除く): 14900714

約数列:

[1, 2, 5, 10, 991, 1873, 1982, 3746, 4955, 9365, 9910, 18730, 1856143, 3712286, 9280715, 18561430]

約数ペア:

[(1, 18561430), (2, 9280715), (5, 3712286), (10, 1856143), (991, 18730), (1873, 9910), (1982, 9365), (3746, 4955)]