20590518

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{953}}^1$

素因数の和:1248

約数の個数: 32

約数和(自身を含む): 44555616

約数和(自身を除く): 23965098

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 277, 554, 831, 953, 1662, 1906, 2859, 3601, 5718, 7202, 10803, 12389, 21606, 24778, 37167, 74334, 263981, 527962, 791943, 1583886, 3431753, 6863506, 10295259, 20590518]

約数ペア:

[(1, 20590518), (2, 10295259), (3, 6863506), (6, 3431753), (13, 1583886), (26, 791943), (39, 527962), (78, 263981), (277, 74334), (554, 37167), (831, 24778), (953, 21606), (1662, 12389), (1906, 10803), (2859, 7202), (3601, 5718)]