20037906

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1459}}^1$

素因数の和:1583

約数の個数: 48

約数和(自身を含む): 50107200

約数和(自身を除く): 30069294

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 109, 126, 218, 327, 654, 763, 981, 1459, 1526, 1962, 2289, 2918, 4377, 4578, 6867, 8754, 10213, 13131, 13734, 20426, 26262, 30639, 61278, 91917, 159031, 183834, 318062, 477093, 954186, 1113217, 1431279, 2226434, 2862558, 3339651, 6679302, 10018953, 20037906]

約数ペア:

[(1, 20037906), (2, 10018953), (3, 6679302), (6, 3339651), (7, 2862558), (9, 2226434), (14, 1431279), (18, 1113217), (21, 954186), (42, 477093), (63, 318062), (109, 183834), (126, 159031), (218, 91917), (327, 61278), (654, 30639), (763, 26262), (981, 20426), (1459, 13734), (1526, 13131), (1962, 10213), (2289, 8754), (2918, 6867), (4377, 4578)]