682753168

素因数分解:

$2^4\times {\mathrm{2221}}^1\times {\mathrm{19213}}^1$

素因数の和:21442

約数の個数: 20

約数和(自身を含む): 1323498748

約数和(自身を除く): 640745580

約数列:

[1, 2, 4, 8, 16, 2221, 4442, 8884, 17768, 19213, 35536, 38426, 76852, 153704, 307408, 42672073, 85344146, 170688292, 341376584, 682753168]

約数ペア:

[(1, 682753168), (2, 341376584), (4, 170688292), (8, 85344146), (16, 42672073), (2221, 307408), (4442, 153704), (8884, 76852), (17768, 38426), (19213, 35536)]