20041454

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{1249}}^1$

素因数の和:1435

約数の個数: 16

約数和(自身を含む): 30780000

約数和(自身を除く): 10738546

約数列:

[1, 2, 71, 113, 142, 226, 1249, 2498, 8023, 16046, 88679, 141137, 177358, 282274, 10020727, 20041454]

約数ペア:

[(1, 20041454), (2, 10020727), (71, 282274), (113, 177358), (142, 141137), (226, 88679), (1249, 16046), (2498, 8023)]