81836984

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{249503}}^1$

素因数の和:249550

約数の個数: 16

約数和(自身を含む): 157187520

約数和(自身を除く): 75350536

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 249503, 499006, 998012, 1996024, 10229623, 20459246, 40918492, 81836984]

約数ペア:

[(1, 81836984), (2, 40918492), (4, 20459246), (8, 10229623), (41, 1996024), (82, 998012), (164, 499006), (328, 249503)]