18286860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{304781}}^1$

素因数の和:304793

約数の個数: 24

約数和(自身を含む): 51203376

約数和(自身を除く): 32916516

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 304781, 609562, 914343, 1219124, 1523905, 1828686, 3047810, 3657372, 4571715, 6095620, 9143430, 18286860]

約数ペア:

[(1, 18286860), (2, 9143430), (3, 6095620), (4, 4571715), (5, 3657372), (6, 3047810), (10, 1828686), (12, 1523905), (15, 1219124), (20, 914343), (30, 609562), (60, 304781)]