51904528

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{249541}}^1$

素因数の和:249562

約数の個数: 20

約数和(自身を含む): 108301228

約数和(自身を除く): 56396700

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 249541, 499082, 998164, 1996328, 3244033, 3992656, 6488066, 12976132, 25952264, 51904528]

約数ペア:

[(1, 51904528), (2, 25952264), (4, 12976132), (8, 6488066), (13, 3992656), (16, 3244033), (26, 1996328), (52, 998164), (104, 499082), (208, 249541)]