19920340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{90547}}^1$

素因数の和:90567

約数の個数: 24

約数和(自身を含む): 45636192

約数和(自身を除く): 25715852

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 90547, 181094, 362188, 452735, 905470, 996017, 1810940, 1992034, 3984068, 4980085, 9960170, 19920340]

約数ペア:

[(1, 19920340), (2, 9960170), (4, 4980085), (5, 3984068), (10, 1992034), (11, 1810940), (20, 996017), (22, 905470), (44, 452735), (55, 362188), (110, 181094), (220, 90547)]