20982730

素因数分解:

$2^1\times 5^1\times {\mathrm{1151}}^1\times {\mathrm{1823}}^1$

素因数の和:2981

約数の個数: 16

約数和(自身を含む): 37822464

約数和(自身を除く): 16839734

約数列:

[1, 2, 5, 10, 1151, 1823, 2302, 3646, 5755, 9115, 11510, 18230, 2098273, 4196546, 10491365, 20982730]

約数ペア:

[(1, 20982730), (2, 10491365), (5, 4196546), (10, 2098273), (1151, 18230), (1823, 11510), (2302, 9115), (3646, 5755)]