920431312

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{413863}}^1$

素因数の和:414010

約数の個数: 20

約数和(自身を含む): 1796169760

約数和(自身を除く): 875738448

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 413863, 827726, 1655452, 3310904, 6621808, 57526957, 115053914, 230107828, 460215656, 920431312]

約数ペア:

[(1, 920431312), (2, 460215656), (4, 230107828), (8, 115053914), (16, 57526957), (139, 6621808), (278, 3310904), (556, 1655452), (1112, 827726), (2224, 413863)]