18284620

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{5051}}^1$

素因数の和:5241

約数の個数: 24

約数和(自身を含む): 38617488

約数和(自身を除く): 20332868

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1810, 3620, 5051, 10102, 20204, 25255, 50510, 101020, 914231, 1828462, 3656924, 4571155, 9142310, 18284620]

約数ペア:

[(1, 18284620), (2, 9142310), (4, 4571155), (5, 3656924), (10, 1828462), (20, 914231), (181, 101020), (362, 50510), (724, 25255), (905, 20204), (1810, 10102), (3620, 5051)]