20655678

素因数分解:

$2^1\times 3^1\times {\mathrm{139}}^1\times {\mathrm{24767}}^1$

素因数の和:24911

約数の個数: 16

約数和(自身を含む): 41610240

約数和(自身を除く): 20954562

約数列:

[1, 2, 3, 6, 139, 278, 417, 834, 24767, 49534, 74301, 148602, 3442613, 6885226, 10327839, 20655678]

約数ペア:

[(1, 20655678), (2, 10327839), (3, 6885226), (6, 3442613), (139, 148602), (278, 74301), (417, 49534), (834, 24767)]