20470294

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{853}}^1$

素因数の和:952

約数の個数: 24

約数和(自身を含む): 33756912

約数和(自身を除く): 13286618

約数列:

[1, 2, 13, 26, 71, 142, 169, 338, 853, 923, 1706, 1846, 11089, 11999, 22178, 23998, 60563, 121126, 144157, 288314, 787319, 1574638, 10235147, 20470294]

約数ペア:

[(1, 20470294), (2, 10235147), (13, 1574638), (26, 787319), (71, 288314), (142, 144157), (169, 121126), (338, 60563), (853, 23998), (923, 22178), (1706, 11999), (1846, 11089)]