19288540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{56731}}^1$

素因数の和:56757

約数の個数: 24

約数和(自身を含む): 42889392

約数和(自身を除く): 23600852

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 56731, 113462, 226924, 283655, 567310, 964427, 1134620, 1928854, 3857708, 4822135, 9644270, 19288540]

約数ペア:

[(1, 19288540), (2, 9644270), (4, 4822135), (5, 3857708), (10, 1928854), (17, 1134620), (20, 964427), (34, 567310), (68, 283655), (85, 226924), (170, 113462), (340, 56731)]