201657616

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{293107}}^1$

素因数の和:293158

約数の個数: 20

約数和(自身を含む): 399799312

約数和(自身を除く): 198141696

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 293107, 586214, 1172428, 2344856, 4689712, 12603601, 25207202, 50414404, 100828808, 201657616]

約数ペア:

[(1, 201657616), (2, 100828808), (4, 50414404), (8, 25207202), (16, 12603601), (43, 4689712), (86, 2344856), (172, 1172428), (344, 586214), (688, 293107)]