19393426

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{181}}^1\times {\mathrm{317}}^1$

素因数の和:526

約数の個数: 24

約数和(自身を含む): 31773924

約数和(自身を除く): 12380498

約数列:

[1, 2, 13, 26, 169, 181, 317, 338, 362, 634, 2353, 4121, 4706, 8242, 30589, 53573, 57377, 61178, 107146, 114754, 745901, 1491802, 9696713, 19393426]

約数ペア:

[(1, 19393426), (2, 9696713), (13, 1491802), (26, 745901), (169, 114754), (181, 107146), (317, 61178), (338, 57377), (362, 53573), (634, 30589), (2353, 8242), (4121, 4706)]