18967572

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{40529}}^1$

素因数の和:40552

約数の個数: 36

約数和(自身を含む): 51635220

約数和(自身を除く): 32667648

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 40529, 81058, 121587, 162116, 243174, 364761, 486348, 526877, 729522, 1053754, 1459044, 1580631, 2107508, 3161262, 4741893, 6322524, 9483786, 18967572]

約数ペア:

[(1, 18967572), (2, 9483786), (3, 6322524), (4, 4741893), (6, 3161262), (9, 2107508), (12, 1580631), (13, 1459044), (18, 1053754), (26, 729522), (36, 526877), (39, 486348), (52, 364761), (78, 243174), (117, 162116), (156, 121587), (234, 81058), (468, 40529)]