20509722

素因数分解:

$2^1\times 3^2\times {\mathrm{137}}^1\times {\mathrm{8317}}^1$

素因数の和:8462

約数の個数: 24

約数和(自身を含む): 44767476

約数和(自身を除く): 24257754

約数列:

[1, 2, 3, 6, 9, 18, 137, 274, 411, 822, 1233, 2466, 8317, 16634, 24951, 49902, 74853, 149706, 1139429, 2278858, 3418287, 6836574, 10254861, 20509722]

約数ペア:

[(1, 20509722), (2, 10254861), (3, 6836574), (6, 3418287), (9, 2278858), (18, 1139429), (137, 149706), (274, 74853), (411, 49902), (822, 24951), (1233, 16634), (2466, 8317)]