20300595

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{397}}^1\times {\mathrm{487}}^1$

素因数の和:899

約数の個数: 32

約数和(自身を含む): 37291008

約数和(自身を除く): 16990413

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 397, 487, 1191, 1461, 1985, 2435, 2779, 3409, 5955, 7305, 8337, 10227, 13895, 17045, 41685, 51135, 193339, 580017, 966695, 1353373, 2900085, 4060119, 6766865, 20300595]

約数ペア:

[(1, 20300595), (3, 6766865), (5, 4060119), (7, 2900085), (15, 1353373), (21, 966695), (35, 580017), (105, 193339), (397, 51135), (487, 41685), (1191, 17045), (1461, 13895), (1985, 10227), (2435, 8337), (2779, 7305), (3409, 5955)]