18372020

素因数分解:

$2^2\times 5^1\times {\mathrm{367}}^1\times {\mathrm{2503}}^1$

素因数の和:2879

約数の個数: 24

約数和(自身を含む): 38701824

約数和(自身を除く): 20329804

約数列:

[1, 2, 4, 5, 10, 20, 367, 734, 1468, 1835, 2503, 3670, 5006, 7340, 10012, 12515, 25030, 50060, 918601, 1837202, 3674404, 4593005, 9186010, 18372020]

約数ペア:

[(1, 18372020), (2, 9186010), (4, 4593005), (5, 3674404), (10, 1837202), (20, 918601), (367, 50060), (734, 25030), (1468, 12515), (1835, 10012), (2503, 7340), (3670, 5006)]