19281153

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{1231}}^1$

素因数の和:1484

約数の個数: 16

約数和(自身を含む): 26966016

約数和(自身を除く): 7684863

約数列:

[1, 3, 23, 69, 227, 681, 1231, 3693, 5221, 15663, 28313, 84939, 279437, 838311, 6427051, 19281153]

約数ペア:

[(1, 19281153), (3, 6427051), (23, 838311), (69, 279437), (227, 84939), (681, 28313), (1231, 15663), (3693, 5221)]