20761468

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{57037}}^1$

素因数の和:57061

約数の個数: 24

約数和(自身を含む): 44717792

約数和(自身を除く): 23956324

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 57037, 114074, 228148, 399259, 741481, 798518, 1482962, 1597036, 2965924, 5190367, 10380734, 20761468]

約数ペア:

[(1, 20761468), (2, 10380734), (4, 5190367), (7, 2965924), (13, 1597036), (14, 1482962), (26, 798518), (28, 741481), (52, 399259), (91, 228148), (182, 114074), (364, 57037)]