26065418

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{829}}^1$

素因数の和:1109

約数の個数: 16

約数和(自身を含む): 39840000

約数和(自身を除く): 13774582

約数列:

[1, 2, 79, 158, 199, 398, 829, 1658, 15721, 31442, 65491, 130982, 164971, 329942, 13032709, 26065418]

約数ペア:

[(1, 26065418), (2, 13032709), (79, 329942), (158, 164971), (199, 130982), (398, 65491), (829, 31442), (1658, 15721)]