25642742

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{3391}}^1$

素因数の和:3611

約数の個数: 16

約数和(自身を含む): 40704000

約数和(自身を除く): 15061258

約数列:

[1, 2, 19, 38, 199, 398, 3391, 3781, 6782, 7562, 64429, 128858, 674809, 1349618, 12821371, 25642742]

約数ペア:

[(1, 25642742), (2, 12821371), (19, 1349618), (38, 674809), (199, 128858), (398, 64429), (3391, 7562), (3781, 6782)]