20839572

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{14843}}^1$

素因数の和:14869

約数の個数: 48

約数和(自身を含む): 58188480

約数和(自身を除く): 37348908

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 14843, 29686, 44529, 59372, 89058, 133587, 178116, 192959, 267174, 385918, 400761, 534348, 578877, 771836, 801522, 1157754, 1603044, 1736631, 2315508, 3473262, 5209893, 6946524, 10419786, 20839572]

約数ペア:

[(1, 20839572), (2, 10419786), (3, 6946524), (4, 5209893), (6, 3473262), (9, 2315508), (12, 1736631), (13, 1603044), (18, 1157754), (26, 801522), (27, 771836), (36, 578877), (39, 534348), (52, 400761), (54, 385918), (78, 267174), (108, 192959), (117, 178116), (156, 133587), (234, 89058), (351, 59372), (468, 44529), (702, 29686), (1404, 14843)]