20214722

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:434

約数の個数: 32

約数和(自身を含む): 34461504

約数和(自身を除く): 14246782

約数列:

[1, 2, 11, 22, 41, 73, 82, 146, 307, 451, 614, 803, 902, 1606, 2993, 3377, 5986, 6754, 12587, 22411, 25174, 32923, 44822, 65846, 138457, 246521, 276914, 493042, 918851, 1837702, 10107361, 20214722]

約数ペア:

[(1, 20214722), (2, 10107361), (11, 1837702), (22, 918851), (41, 493042), (73, 276914), (82, 246521), (146, 138457), (307, 65846), (451, 44822), (614, 32923), (803, 25174), (902, 22411), (1606, 12587), (2993, 6754), (3377, 5986)]