20950294

素因数分解:

$2^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1\times {\mathrm{307}}^1$

素因数の和:687

約数の個数: 16

約数和(自身を含む): 31878000

約数和(自身を除く): 10927706

約数列:

[1, 2, 149, 229, 298, 307, 458, 614, 34121, 45743, 68242, 70303, 91486, 140606, 10475147, 20950294]

約数ペア:

[(1, 20950294), (2, 10475147), (149, 140606), (229, 91486), (298, 70303), (307, 68242), (458, 45743), (614, 34121)]