20122323

素因数分解:

$3^1\times {\mathrm{13}}^3\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:156

約数の個数: 32

約数和(自身を含む): 30159360

約数和(自身を除く): 10037037

約数列:

[1, 3, 13, 39, 43, 71, 129, 169, 213, 507, 559, 923, 1677, 2197, 2769, 3053, 6591, 7267, 9159, 11999, 21801, 35997, 39689, 94471, 119067, 155987, 283413, 467961, 515957, 1547871, 6707441, 20122323]

約数ペア:

[(1, 20122323), (3, 6707441), (13, 1547871), (39, 515957), (43, 467961), (71, 283413), (129, 155987), (169, 119067), (213, 94471), (507, 39689), (559, 35997), (923, 21801), (1677, 11999), (2197, 9159), (2769, 7267), (3053, 6591)]