20673620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{93971}}^1$

素因数の和:93991

約数の個数: 24

約数和(自身を含む): 47361888

約数和(自身を除く): 26688268

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 93971, 187942, 375884, 469855, 939710, 1033681, 1879420, 2067362, 4134724, 5168405, 10336810, 20673620]

約数ペア:

[(1, 20673620), (2, 10336810), (4, 5168405), (5, 4134724), (10, 2067362), (11, 1879420), (20, 1033681), (22, 939710), (44, 469855), (55, 375884), (110, 187942), (220, 93971)]