11661988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1637}}^1$

素因数の和:1791

約数の個数: 24

約数和(自身を含む): 22152312

約数和(自身を除く): 10490324

約数列:

[1, 2, 4, 13, 26, 52, 137, 274, 548, 1637, 1781, 3274, 3562, 6548, 7124, 21281, 42562, 85124, 224269, 448538, 897076, 2915497, 5830994, 11661988]

約数ペア:

[(1, 11661988), (2, 5830994), (4, 2915497), (13, 897076), (26, 448538), (52, 224269), (137, 85124), (274, 42562), (548, 21281), (1637, 7124), (1781, 6548), (3274, 3562)]