20670676

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{12823}}^1$

素因数の和:12871

約数の個数: 24

約数和(自身を含む): 40216064

約数和(自身を除く): 19545388

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 12823, 25646, 51292, 166699, 333398, 397513, 666796, 795026, 1590052, 5167669, 10335338, 20670676]

約数ペア:

[(1, 20670676), (2, 10335338), (4, 5167669), (13, 1590052), (26, 795026), (31, 666796), (52, 397513), (62, 333398), (124, 166699), (403, 51292), (806, 25646), (1612, 12823)]