20165186733

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{521}}^1\times {\mathrm{1987}}^1$

素因数の和:2705

約数の個数: 32

約数和(自身を含む): 27761513472

約数和(自身を除く): 7596326739

約数列:

[1, 3, 43, 129, 151, 453, 521, 1563, 1987, 5961, 6493, 19479, 22403, 67209, 78671, 85441, 236013, 256323, 300037, 900111, 1035227, 3105681, 3382853, 10148559, 12901591, 38704773, 44514761, 133544283, 156319277, 468957831, 6721728911, 20165186733]

約数ペア:

[(1, 20165186733), (3, 6721728911), (43, 468957831), (129, 156319277), (151, 133544283), (453, 44514761), (521, 38704773), (1563, 12901591), (1987, 10148559), (5961, 3382853), (6493, 3105681), (19479, 1035227), (22403, 900111), (67209, 300037), (78671, 256323), (85441, 236013)]