20321769

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{14083}}^1$

素因数の和:14136

約数の個数: 16

約数和(自身を含む): 29970752

約数和(自身を除く): 9648983

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 14083, 42249, 183079, 521071, 549237, 1563213, 6773923, 20321769]

約数ペア:

[(1, 20321769), (3, 6773923), (13, 1563213), (37, 549237), (39, 521071), (111, 183079), (481, 42249), (1443, 14083)]