20199962990

素因数分解:

$2^1\times 5^1\times {\mathrm{156601}}^1\times {\mathrm{12899}}^1$

素因数の和:169507

約数の個数: 16

約数和(自身を含む): 36362984400

約数和(自身を除く): 16163021410

約数列:

[1, 2, 5, 10, 12899, 25798, 64495, 128990, 156601, 313202, 783005, 1566010, 2019996299, 4039992598, 10099981495, 20199962990]

約数ペア:

[(1, 20199962990), (2, 10099981495), (5, 4039992598), (10, 2019996299), (12899, 1566010), (25798, 783005), (64495, 313202), (128990, 156601)]