20453685

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1487}}^1$

素因数の和:1633

約数の個数: 32

約数和(自身を含む): 37711872

約数和(自身を除く): 17258187

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 131, 393, 655, 917, 1487, 1965, 2751, 4461, 4585, 7435, 10409, 13755, 22305, 31227, 52045, 156135, 194797, 584391, 973985, 1363579, 2921955, 4090737, 6817895, 20453685]

約数ペア:

[(1, 20453685), (3, 6817895), (5, 4090737), (7, 2921955), (15, 1363579), (21, 973985), (35, 584391), (105, 194797), (131, 156135), (393, 52045), (655, 31227), (917, 22305), (1487, 13755), (1965, 10409), (2751, 7435), (4461, 4585)]