19090860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{318181}}^1$

素因数の和:318193

約数の個数: 24

約数和(自身を含む): 53454576

約数和(自身を除く): 34363716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 318181, 636362, 954543, 1272724, 1590905, 1909086, 3181810, 3818172, 4772715, 6363620, 9545430, 19090860]

約数ペア:

[(1, 19090860), (2, 9545430), (3, 6363620), (4, 4772715), (5, 3818172), (6, 3181810), (10, 1909086), (12, 1590905), (15, 1272724), (20, 954543), (30, 636362), (60, 318181)]