20931443

素因数分解:

${\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{227}}^1$

素因数の和:454

約数の個数: 16

約数和(自身を含む): 23327136

約数和(自身を除く): 2395693

約数列:

[1, 13, 41, 173, 227, 533, 2249, 2951, 7093, 9307, 39271, 92209, 120991, 510523, 1610111, 20931443]

約数ペア:

[(1, 20931443), (13, 1610111), (41, 510523), (173, 120991), (227, 92209), (533, 39271), (2249, 9307), (2951, 7093)]