18051895

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1987}}^1$

素因数の和:2094

約数の個数: 16

約数和(自身を含む): 22901760

約数和(自身を除く): 4849865

約数列:

[1, 5, 23, 79, 115, 395, 1817, 1987, 9085, 9935, 45701, 156973, 228505, 784865, 3610379, 18051895]

約数ペア:

[(1, 18051895), (5, 3610379), (23, 784865), (79, 228505), (115, 156973), (395, 45701), (1817, 9935), (1987, 9085)]