20171666215

素因数分解:

$5^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{6323}}^1$

素因数の和:6591

約数の個数: 32

約数和(自身を含む): 25079466240

約数和(自身を除く): 4907800025

約数列:

[1, 5, 67, 89, 107, 335, 445, 535, 5963, 6323, 7169, 9523, 29815, 31615, 35845, 47615, 423641, 562747, 638041, 676561, 2118205, 2813735, 3190205, 3382805, 37704049, 45329587, 60213929, 188520245, 226647935, 301069645, 4034333243, 20171666215]

約数ペア:

[(1, 20171666215), (5, 4034333243), (67, 301069645), (89, 226647935), (107, 188520245), (335, 60213929), (445, 45329587), (535, 37704049), (5963, 3382805), (6323, 3190205), (7169, 2813735), (9523, 2118205), (29815, 676561), (31615, 638041), (35845, 562747), (47615, 423641)]