20901477569

素因数分解:

$7^1\times {\mathrm{251}}^1\times {\mathrm{1759}}^1\times {\mathrm{6763}}^1$

素因数の和:8780

約数の個数: 16

約数和(自身を含む): 23999754240

約数和(自身を除く): 3098276671

約数列:

[1, 7, 251, 1757, 1759, 6763, 12313, 47341, 441509, 1697513, 3090563, 11882591, 11896117, 83272819, 2985925367, 20901477569]

約数ペア:

[(1, 20901477569), (7, 2985925367), (251, 83272819), (1757, 11896117), (1759, 11882591), (6763, 3090563), (12313, 1697513), (47341, 441509)]