19021321

素因数分解:

${\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:525

約数の個数: 16

約数和(自身を含む): 21643776

約数和(自身を除く): 2622455

約数列:

[1, 11, 31, 121, 341, 461, 1331, 3751, 5071, 14291, 41261, 55781, 157201, 613591, 1729211, 19021321]

約数ペア:

[(1, 19021321), (11, 1729211), (31, 613591), (121, 157201), (341, 55781), (461, 41261), (1331, 14291), (3751, 5071)]