20995739

素因数分解:

${\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:334

約数の個数: 16

約数和(自身を含む): 22572000

約数和(自身を除く): 1576261

約数列:

[1, 29, 43, 113, 149, 1247, 3277, 4321, 4859, 6407, 16837, 140911, 185803, 488273, 723991, 20995739]

約数ペア:

[(1, 20995739), (29, 723991), (43, 488273), (113, 185803), (149, 140911), (1247, 16837), (3277, 6407), (4321, 4859)]