15420838

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{1039}}^1$

素因数の和:1263

約数の個数: 16

約数和(自身を含む): 23849280

約数和(自身を除く): 8428442

約数列:

[1, 2, 41, 82, 181, 362, 1039, 2078, 7421, 14842, 42599, 85198, 188059, 376118, 7710419, 15420838]

約数ペア:

[(1, 15420838), (2, 7710419), (41, 376118), (82, 188059), (181, 85198), (362, 42599), (1039, 14842), (2078, 7421)]