20199785810

素因数分解:

$2^1\times 5^1\times {\mathrm{37537}}^1\times {\mathrm{53813}}^1$

素因数の和:91357

約数の個数: 16

約数和(自身を含む): 36361258776

約数和(自身を除く): 16161472966

約数列:

[1, 2, 5, 10, 37537, 53813, 75074, 107626, 187685, 269065, 375370, 538130, 2019978581, 4039957162, 10099892905, 20199785810]

約数ペア:

[(1, 20199785810), (2, 10099892905), (5, 4039957162), (10, 2019978581), (37537, 538130), (53813, 375370), (75074, 269065), (107626, 187685)]