20947170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{698239}}^1$

素因数の和:698249

約数の個数: 16

約数和(自身を含む): 50273280

約数和(自身を除く): 29326110

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 698239, 1396478, 2094717, 3491195, 4189434, 6982390, 10473585, 20947170]

約数ペア:

[(1, 20947170), (2, 10473585), (3, 6982390), (5, 4189434), (6, 3491195), (10, 2094717), (15, 1396478), (30, 698239)]