20431437

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{14159}}^1$

素因数の和:14212

約数の個数: 16

約数和(自身を含む): 30132480

約数和(自身を除く): 9701043

約数列:

[1, 3, 13, 37, 39, 111, 481, 1443, 14159, 42477, 184067, 523883, 552201, 1571649, 6810479, 20431437]

約数ペア:

[(1, 20431437), (3, 6810479), (13, 1571649), (37, 552201), (39, 523883), (111, 184067), (481, 42477), (1443, 14159)]