20888021218

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1\times {\mathrm{579611}}^1$

素因数の和:580137

約数の個数: 16

約数和(自身を含む): 32244974784

約数和(自身を除く): 11356953566

約数列:

[1, 2, 37, 74, 487, 974, 18019, 36038, 579611, 1159222, 21445607, 42891214, 282270557, 564541114, 10444010609, 20888021218]

約数ペア:

[(1, 20888021218), (2, 10444010609), (37, 564541114), (74, 282270557), (487, 42891214), (974, 21445607), (18019, 1159222), (36038, 579611)]