12811448

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2621}}^1$

素因数の和:2687

約数の個数: 32

約数和(自身を含む): 26429760

約数和(自身を除く): 13618312

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 188, 376, 611, 1222, 2444, 2621, 4888, 5242, 10484, 20968, 34073, 68146, 123187, 136292, 246374, 272584, 492748, 985496, 1601431, 3202862, 6405724, 12811448]

約数ペア:

[(1, 12811448), (2, 6405724), (4, 3202862), (8, 1601431), (13, 985496), (26, 492748), (47, 272584), (52, 246374), (94, 136292), (104, 123187), (188, 68146), (376, 34073), (611, 20968), (1222, 10484), (2444, 5242), (2621, 4888)]