20002783

素因数分解:

${\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:294

約数の個数: 16

約数和(自身を含む): 21326976

約数和(自身を除く): 1324193

約数列:

[1, 43, 53, 67, 131, 2279, 2881, 3551, 5633, 6943, 8777, 152693, 298549, 377411, 465181, 20002783]

約数ペア:

[(1, 20002783), (43, 465181), (53, 377411), (67, 298549), (131, 152693), (2279, 8777), (2881, 6943), (3551, 5633)]