18946044

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{40483}}^1$

素因数の和:40506

約数の個数: 36

約数和(自身を含む): 51576616

約数和(自身を除く): 32630572

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 40483, 80966, 121449, 161932, 242898, 364347, 485796, 526279, 728694, 1052558, 1457388, 1578837, 2105116, 3157674, 4736511, 6315348, 9473022, 18946044]

約数ペア:

[(1, 18946044), (2, 9473022), (3, 6315348), (4, 4736511), (6, 3157674), (9, 2105116), (12, 1578837), (13, 1457388), (18, 1052558), (26, 728694), (36, 526279), (39, 485796), (52, 364347), (78, 242898), (117, 161932), (156, 121449), (234, 80966), (468, 40483)]