19548380

素因数分解:

$2^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{1549}}^1$

素因数の和:2189

約数の個数: 24

約数和(自身を含む): 41143200

約数和(自身を除く): 21594820

約数列:

[1, 2, 4, 5, 10, 20, 631, 1262, 1549, 2524, 3098, 3155, 6196, 6310, 7745, 12620, 15490, 30980, 977419, 1954838, 3909676, 4887095, 9774190, 19548380]

約数ペア:

[(1, 19548380), (2, 9774190), (4, 4887095), (5, 3909676), (10, 1954838), (20, 977419), (631, 30980), (1262, 15490), (1549, 12620), (2524, 7745), (3098, 6310), (3155, 6196)]