20850804

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{14851}}^1$

素因数の和:14877

約数の個数: 48

約数和(自身を含む): 58219840

約数和(自身を除く): 37369036

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, 14851, 29702, 44553, 59404, 89106, 133659, 178212, 193063, 267318, 386126, 400977, 534636, 579189, 772252, 801954, 1158378, 1603908, 1737567, 2316756, 3475134, 5212701, 6950268, 10425402, 20850804]

約数ペア:

[(1, 20850804), (2, 10425402), (3, 6950268), (4, 5212701), (6, 3475134), (9, 2316756), (12, 1737567), (13, 1603908), (18, 1158378), (26, 801954), (27, 772252), (36, 579189), (39, 534636), (52, 400977), (54, 386126), (78, 267318), (108, 193063), (117, 178212), (156, 133659), (234, 89106), (351, 59404), (468, 44553), (702, 29702), (1404, 14851)]