20434185

素因数分解:

$3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{5471}}^1$

素因数の和:5565

約数の個数: 24

約数和(自身を含む): 35852544

約数和(自身を除く): 15418359

約数列:

[1, 3, 5, 9, 15, 45, 83, 249, 415, 747, 1245, 3735, 5471, 16413, 27355, 49239, 82065, 246195, 454093, 1362279, 2270465, 4086837, 6811395, 20434185]

約数ペア:

[(1, 20434185), (3, 6811395), (5, 4086837), (9, 2270465), (15, 1362279), (45, 454093), (83, 246195), (249, 82065), (415, 49239), (747, 27355), (1245, 16413), (3735, 5471)]