20803263

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{17207}}^1$

素因数の和:17254

約数の個数: 16

約数和(自身を含む): 30836736

約数和(自身を除く): 10033473

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 17207, 51621, 223691, 533417, 671073, 1600251, 6934421, 20803263]

約数ペア:

[(1, 20803263), (3, 6934421), (13, 1600251), (31, 671073), (39, 533417), (93, 223691), (403, 51621), (1209, 17207)]