2005944824

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{20897}}^1$

素因数の和:21000

約数の個数: 48

約数和(自身を含む): 4130280720

約数和(自身を除く): 2124335896

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 169, 284, 338, 568, 676, 923, 1352, 1846, 3692, 7384, 11999, 20897, 23998, 41794, 47996, 83588, 95992, 167176, 271661, 543322, 1086644, 1483687, 2173288, 2967374, 3531593, 5934748, 7063186, 11869496, 14126372, 19287931, 28252744, 38575862, 77151724, 154303448, 250743103, 501486206, 1002972412, 2005944824]

約数ペア:

[(1, 2005944824), (2, 1002972412), (4, 501486206), (8, 250743103), (13, 154303448), (26, 77151724), (52, 38575862), (71, 28252744), (104, 19287931), (142, 14126372), (169, 11869496), (284, 7063186), (338, 5934748), (568, 3531593), (676, 2967374), (923, 2173288), (1352, 1483687), (1846, 1086644), (3692, 543322), (7384, 271661), (11999, 167176), (20897, 95992), (23998, 83588), (41794, 47996)]