38388020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{174491}}^1$

素因数の和:174511

約数の個数: 24

約数和(自身を含む): 87943968

約数和(自身を除く): 49555948

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 174491, 348982, 697964, 872455, 1744910, 1919401, 3489820, 3838802, 7677604, 9597005, 19194010, 38388020]

約数ペア:

[(1, 38388020), (2, 19194010), (4, 9597005), (5, 7677604), (10, 3838802), (11, 3489820), (20, 1919401), (22, 1744910), (44, 872455), (55, 697964), (110, 348982), (220, 174491)]