2020261648

素因数分解:

$2^4\times {\mathrm{613}}^1\times {\mathrm{205981}}^1$

素因数の和:206602

約数の個数: 20

約数和(自身を含む): 3920661388

約数和(自身を除く): 1900399740

約数列:

[1, 2, 4, 8, 16, 613, 1226, 2452, 4904, 9808, 205981, 411962, 823924, 1647848, 3295696, 126266353, 252532706, 505065412, 1010130824, 2020261648]

約数ペア:

[(1, 2020261648), (2, 1010130824), (4, 505065412), (8, 252532706), (16, 126266353), (613, 3295696), (1226, 1647848), (2452, 823924), (4904, 411962), (9808, 205981)]