38393020

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{11777}}^1$

素因数の和:11949

約数の個数: 24

約数和(自身を含む): 81126864

約数和(自身を除く): 42733844

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 11777, 23554, 47108, 58885, 117770, 235540, 1919651, 3839302, 7678604, 9598255, 19196510, 38393020]

約数ペア:

[(1, 38393020), (2, 19196510), (4, 9598255), (5, 7678604), (10, 3839302), (20, 1919651), (163, 235540), (326, 117770), (652, 58885), (815, 47108), (1630, 23554), (3260, 11777)]