20785712

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{35111}}^1$

素因数の和:35156

約数の個数: 20

約数和(自身を含む): 41361936

約数和(自身を除く): 20576224

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 35111, 70222, 140444, 280888, 561776, 1299107, 2598214, 5196428, 10392856, 20785712]

約数ペア:

[(1, 20785712), (2, 10392856), (4, 5196428), (8, 2598214), (16, 1299107), (37, 561776), (74, 280888), (148, 140444), (296, 70222), (592, 35111)]