12798172

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{8863}}^1$

素因数の和:8905

約数の個数: 18

約数和(自身を含む): 23640288

約数和(自身を除く): 10842116

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 8863, 17726, 35452, 168397, 336794, 673588, 3199543, 6399086, 12798172]

約数ペア:

[(1, 12798172), (2, 6399086), (4, 3199543), (19, 673588), (38, 336794), (76, 168397), (361, 35452), (722, 17726), (1444, 8863)]