66640562

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{1019}}^1\times {\mathrm{1721}}^1$

素因数の和:2761

約数の個数: 16

約数和(自身を含む): 105386400

約数和(自身を除く): 38745838

約数列:

[1, 2, 19, 38, 1019, 1721, 2038, 3442, 19361, 32699, 38722, 65398, 1753699, 3507398, 33320281, 66640562]

約数ペア:

[(1, 66640562), (2, 33320281), (19, 3507398), (38, 1753699), (1019, 65398), (1721, 38722), (2038, 32699), (3442, 19361)]