2018965475

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{60133}}^1$

素因数の和:60239

約数の個数: 24

約数和(自身を含む): 2684381760

約数和(自身を除く): 665416285

約数列:

[1, 5, 17, 25, 79, 85, 395, 425, 1343, 1975, 6715, 33575, 60133, 300665, 1022261, 1503325, 4750507, 5111305, 23752535, 25556525, 80758619, 118762675, 403793095, 2018965475]

約数ペア:

[(1, 2018965475), (5, 403793095), (17, 118762675), (25, 80758619), (79, 25556525), (85, 23752535), (395, 5111305), (425, 4750507), (1343, 1503325), (1975, 1022261), (6715, 300665), (33575, 60133)]