18673840

素因数分解:

$2^4\times 5^1\times {\mathrm{233423}}^1$

素因数の和:233436

約数の個数: 20

約数和(自身を含む): 43416864

約数和(自身を除く): 24743024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 233423, 466846, 933692, 1167115, 1867384, 2334230, 3734768, 4668460, 9336920, 18673840]

約数ペア:

[(1, 18673840), (2, 9336920), (4, 4668460), (5, 3734768), (8, 2334230), (10, 1867384), (16, 1167115), (20, 933692), (40, 466846), (80, 233423)]