18319060

素因数分解:

$2^2\times 5^1\times {\mathrm{673}}^1\times {\mathrm{1361}}^1$

素因数の和:2043

約数の個数: 24

約数和(自身を含む): 38555496

約数和(自身を除く): 20236436

約数列:

[1, 2, 4, 5, 10, 20, 673, 1346, 1361, 2692, 2722, 3365, 5444, 6730, 6805, 13460, 13610, 27220, 915953, 1831906, 3663812, 4579765, 9159530, 18319060]

約数ペア:

[(1, 18319060), (2, 9159530), (4, 4579765), (5, 3663812), (10, 1831906), (20, 915953), (673, 27220), (1346, 13610), (1361, 13460), (2692, 6805), (2722, 6730), (3365, 5444)]