20262374

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{21419}}^1$

素因数の和:21475

約数の個数: 16

約数和(自身を含む): 33929280

約数和(自身を除く): 13666906

約数列:

[1, 2, 11, 22, 43, 86, 473, 946, 21419, 42838, 235609, 471218, 921017, 1842034, 10131187, 20262374]

約数ペア:

[(1, 20262374), (2, 10131187), (11, 1842034), (22, 921017), (43, 471218), (86, 235609), (473, 42838), (946, 21419)]