39840602

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1\times {\mathrm{1249}}^1$

素因数の和:1681

約数の個数: 16

約数和(自身を含む): 61425000

約数和(自身を除く): 21584398

約数列:

[1, 2, 41, 82, 389, 778, 1249, 2498, 15949, 31898, 51209, 102418, 485861, 971722, 19920301, 39840602]

約数ペア:

[(1, 39840602), (2, 19920301), (41, 971722), (82, 485861), (389, 102418), (778, 51209), (1249, 31898), (2498, 15949)]