20425354

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1\times {\mathrm{1103}}^1$

素因数の和:1349

約数の個数: 16

約数和(自身を含む): 31477248

約数和(自身を除く): 11051894

約数列:

[1, 2, 47, 94, 197, 394, 1103, 2206, 9259, 18518, 51841, 103682, 217291, 434582, 10212677, 20425354]

約数ペア:

[(1, 20425354), (2, 10212677), (47, 434582), (94, 217291), (197, 103682), (394, 51841), (1103, 18518), (2206, 9259)]