20103993

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{24547}}^1$

素因数の和:24573

約数の個数: 24

約数和(自身を含む): 35741888

約数和(自身を除く): 15637895

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 24547, 73641, 171829, 220923, 319111, 515487, 957333, 1546461, 2233777, 2871999, 6701331, 20103993]

約数ペア:

[(1, 20103993), (3, 6701331), (7, 2871999), (9, 2233777), (13, 1546461), (21, 957333), (39, 515487), (63, 319111), (91, 220923), (117, 171829), (273, 73641), (819, 24547)]