20608610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4357}}^1$

素因数の和:4418

約数の個数: 32

約数和(自身を含む): 41418432

約数和(自身を除く): 20809822

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4357, 4730, 8714, 21785, 43570, 47927, 95854, 187351, 239635, 374702, 479270, 936755, 1873510, 2060861, 4121722, 10304305, 20608610]

約数ペア:

[(1, 20608610), (2, 10304305), (5, 4121722), (10, 2060861), (11, 1873510), (22, 936755), (43, 479270), (55, 374702), (86, 239635), (110, 187351), (215, 95854), (430, 47927), (473, 43570), (946, 21785), (2365, 8714), (4357, 4730)]