20316906

素因数分解:

$2^1\times 3^4\times {\mathrm{83}}^1\times {\mathrm{1511}}^1$

素因数の和:1608

約数の個数: 40

約数和(自身を含む): 46103904

約数和(自身を除く): 25786998

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 83, 162, 166, 249, 498, 747, 1494, 1511, 2241, 3022, 4482, 4533, 6723, 9066, 13446, 13599, 27198, 40797, 81594, 122391, 125413, 244782, 250826, 376239, 752478, 1128717, 2257434, 3386151, 6772302, 10158453, 20316906]

約数ペア:

[(1, 20316906), (2, 10158453), (3, 6772302), (6, 3386151), (9, 2257434), (18, 1128717), (27, 752478), (54, 376239), (81, 250826), (83, 244782), (162, 125413), (166, 122391), (249, 81594), (498, 40797), (747, 27198), (1494, 13599), (1511, 13446), (2241, 9066), (3022, 6723), (4482, 4533)]