20221765

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{461}}^1$

素因数の和:780

約数の個数: 16

約数和(自身を含む): 25191936

約数和(自身を除く): 4970171

約数列:

[1, 5, 31, 155, 283, 461, 1415, 2305, 8773, 14291, 43865, 71455, 130463, 652315, 4044353, 20221765]

約数ペア:

[(1, 20221765), (5, 4044353), (31, 652315), (155, 130463), (283, 71455), (461, 43865), (1415, 14291), (2305, 8773)]