18302986

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{241}}^1$

素因数の和:406

約数の個数: 32

約数和(自身を含む): 31223808

約数和(自身を除く): 12920822

約数列:

[1, 2, 13, 23, 26, 46, 127, 241, 254, 299, 482, 598, 1651, 2921, 3133, 3302, 5543, 5842, 6266, 11086, 30607, 37973, 61214, 72059, 75946, 144118, 397891, 703961, 795782, 1407922, 9151493, 18302986]

約数ペア:

[(1, 18302986), (2, 9151493), (13, 1407922), (23, 795782), (26, 703961), (46, 397891), (127, 144118), (241, 75946), (254, 72059), (299, 61214), (482, 37973), (598, 30607), (1651, 11086), (2921, 6266), (3133, 5842), (3302, 5543)]