20442071

素因数分解:

${\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:195

約数の個数: 24

約数和(自身を含む): 23672880

約数和(自身を除く): 3230809

約数列:

[1, 13, 29, 43, 97, 169, 377, 559, 1247, 1261, 2813, 4171, 4901, 7267, 16211, 16393, 36569, 54223, 120959, 210743, 475397, 704899, 1572467, 20442071]

約数ペア:

[(1, 20442071), (13, 1572467), (29, 704899), (43, 475397), (97, 210743), (169, 120959), (377, 54223), (559, 36569), (1247, 16393), (1261, 16211), (2813, 7267), (4171, 4901)]