18505812

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{379}}^1$

素因数の和:712

約数の個数: 48

約数和(自身を含む): 46773440

約数和(自身を除く): 28267628

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 313, 379, 626, 758, 939, 1137, 1252, 1516, 1878, 2274, 3756, 4069, 4548, 4927, 8138, 9854, 12207, 14781, 16276, 19708, 24414, 29562, 48828, 59124, 118627, 237254, 355881, 474508, 711762, 1423524, 1542151, 3084302, 4626453, 6168604, 9252906, 18505812]

約数ペア:

[(1, 18505812), (2, 9252906), (3, 6168604), (4, 4626453), (6, 3084302), (12, 1542151), (13, 1423524), (26, 711762), (39, 474508), (52, 355881), (78, 237254), (156, 118627), (313, 59124), (379, 48828), (626, 29562), (758, 24414), (939, 19708), (1137, 16276), (1252, 14781), (1516, 12207), (1878, 9854), (2274, 8138), (3756, 4927), (4069, 4548)]