18621140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{49003}}^1$

素因数の和:49031

約数の個数: 24

約数和(自身を含む): 41163360

約数和(自身を除く): 22542220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 49003, 98006, 196012, 245015, 490030, 931057, 980060, 1862114, 3724228, 4655285, 9310570, 18621140]

約数ペア:

[(1, 18621140), (2, 9310570), (4, 4655285), (5, 3724228), (10, 1862114), (19, 980060), (20, 931057), (38, 490030), (76, 245015), (95, 196012), (190, 98006), (380, 49003)]