20377610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{1531}}^1$

素因数の和:1571

約数の個数: 32

約数和(自身を含む): 40371264

約数和(自身を除く): 19993654

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 1331, 1531, 2662, 3062, 6655, 7655, 13310, 15310, 16841, 33682, 84205, 168410, 185251, 370502, 926255, 1852510, 2037761, 4075522, 10188805, 20377610]

約数ペア:

[(1, 20377610), (2, 10188805), (5, 4075522), (10, 2037761), (11, 1852510), (22, 926255), (55, 370502), (110, 185251), (121, 168410), (242, 84205), (605, 33682), (1210, 16841), (1331, 15310), (1531, 13310), (2662, 7655), (3062, 6655)]