18139850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{21341}}^1$

素因数の和:21370

約数の個数: 24

約数和(自身を含む): 35726508

約数和(自身を除く): 17586658

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 170, 425, 850, 21341, 42682, 106705, 213410, 362797, 533525, 725594, 1067050, 1813985, 3627970, 9069925, 18139850]

約数ペア:

[(1, 18139850), (2, 9069925), (5, 3627970), (10, 1813985), (17, 1067050), (25, 725594), (34, 533525), (50, 362797), (85, 213410), (170, 106705), (425, 42682), (850, 21341)]