1997049604

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{416399}}^1$

素因数の和:416523

約数の個数: 24

約数和(自身を含む): 3847536000

約数和(自身を除く): 1850486396

約数列:

[1, 2, 4, 11, 22, 44, 109, 218, 436, 1199, 2398, 4796, 416399, 832798, 1665596, 4580389, 9160778, 18321556, 45387491, 90774982, 181549964, 499262401, 998524802, 1997049604]

約数ペア:

[(1, 1997049604), (2, 998524802), (4, 499262401), (11, 181549964), (22, 90774982), (44, 45387491), (109, 18321556), (218, 9160778), (436, 4580389), (1199, 1665596), (2398, 832798), (4796, 416399)]