20215347770

素因数分解:

$2^1\times 5^1\times {\mathrm{8887}}^1\times {\mathrm{227471}}^1$

素因数の和:236365

約数の個数: 16

約数和(自身を含む): 36391880448

約数和(自身を除く): 16176532678

約数列:

[1, 2, 5, 10, 8887, 17774, 44435, 88870, 227471, 454942, 1137355, 2274710, 2021534777, 4043069554, 10107673885, 20215347770]

約数ペア:

[(1, 20215347770), (2, 10107673885), (5, 4043069554), (10, 2021534777), (8887, 2274710), (17774, 1137355), (44435, 454942), (88870, 227471)]