18930426

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{137177}}^1$

素因数の和:137205

約数の個数: 16

約数和(自身を含む): 39507264

約数和(自身を除く): 20576838

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 137177, 274354, 411531, 823062, 3155071, 6310142, 9465213, 18930426]

約数ペア:

[(1, 18930426), (2, 9465213), (3, 6310142), (6, 3155071), (23, 823062), (46, 411531), (69, 274354), (138, 137177)]