2020293855

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2640907}}^1$

素因数の和:2640935

約数の個数: 24

約数和(自身を含む): 3707834832

約数和(自身を除く): 1687540977

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 2640907, 7922721, 13204535, 23768163, 39613605, 44895419, 118840815, 134686257, 224477095, 404058771, 673431285, 2020293855]

約数ペア:

[(1, 2020293855), (3, 673431285), (5, 404058771), (9, 224477095), (15, 134686257), (17, 118840815), (45, 44895419), (51, 39613605), (85, 23768163), (153, 13204535), (255, 7922721), (765, 2640907)]