86931508

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{107}}^1\times {\mathrm{2011}}^1$

素因数の和:2223

約数の個数: 24

約数和(自身を含む): 155149344

約数和(自身を除く): 68217836

約数列:

[1, 2, 4, 101, 107, 202, 214, 404, 428, 2011, 4022, 8044, 10807, 21614, 43228, 203111, 215177, 406222, 430354, 812444, 860708, 21732877, 43465754, 86931508]

約数ペア:

[(1, 86931508), (2, 43465754), (4, 21732877), (101, 860708), (107, 812444), (202, 430354), (214, 406222), (404, 215177), (428, 203111), (2011, 43228), (4022, 21614), (8044, 10807)]