20206845

素因数分解:

$3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{2351}}^1$

素因数の和:2553

約数の個数: 24

約数和(自身を含む): 35223552

約数和(自身を除く): 15016707

約数列:

[1, 3, 5, 9, 15, 45, 191, 573, 955, 1719, 2351, 2865, 7053, 8595, 11755, 21159, 35265, 105795, 449041, 1347123, 2245205, 4041369, 6735615, 20206845]

約数ペア:

[(1, 20206845), (3, 6735615), (5, 4041369), (9, 2245205), (15, 1347123), (45, 449041), (191, 105795), (573, 35265), (955, 21159), (1719, 11755), (2351, 8595), (2865, 7053)]