18111944

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1423}}^1$

素因数の和:1509

約数の個数: 32

約数和(自身を含む): 35713920

約数和(自身を除く): 17601976

約数列:

[1, 2, 4, 8, 37, 43, 74, 86, 148, 172, 296, 344, 1423, 1591, 2846, 3182, 5692, 6364, 11384, 12728, 52651, 61189, 105302, 122378, 210604, 244756, 421208, 489512, 2263993, 4527986, 9055972, 18111944]

約数ペア:

[(1, 18111944), (2, 9055972), (4, 4527986), (8, 2263993), (37, 489512), (43, 421208), (74, 244756), (86, 210604), (148, 122378), (172, 105302), (296, 61189), (344, 52651), (1423, 12728), (1591, 11384), (2846, 6364), (3182, 5692)]