20487550

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{24103}}^1$

素因数の和:24132

約数の個数: 24

約数和(自身を含む): 40350096

約数和(自身を除く): 19862546

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 850, 24103, 48206, 120515, 241030, 409751, 602575, 819502, 1205150, 2048755, 4097510, 10243775, 20487550]

約数ペア:

[(1, 20487550), (2, 10243775), (5, 4097510), (10, 2048755), (17, 1205150), (25, 819502), (34, 602575), (50, 409751), (85, 241030), (170, 120515), (425, 48206), (850, 24103)]