2021618090

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2271481}}^1$

素因数の和:2271577

約数の個数: 16

約数和(自身を含む): 3679800840

約数和(自身を除く): 1658182750

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 2271481, 4542962, 11357405, 22714810, 202161809, 404323618, 1010809045, 2021618090]

約数ペア:

[(1, 2021618090), (2, 1010809045), (5, 404323618), (10, 202161809), (89, 22714810), (178, 11357405), (445, 4542962), (890, 2271481)]