51309904

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{23071}}^1$

素因数の和:23218

約数の個数: 20

約数和(自身を含む): 100132480

約数和(自身を除く): 48822576

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 23071, 46142, 92284, 184568, 369136, 3206869, 6413738, 12827476, 25654952, 51309904]

約数ペア:

[(1, 51309904), (2, 25654952), (4, 12827476), (8, 6413738), (16, 3206869), (139, 369136), (278, 184568), (556, 92284), (1112, 46142), (2224, 23071)]