20958030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{337}}^1\times {\mathrm{691}}^1$

素因数の和:1041

約数の個数: 48

約数和(自身を含む): 54731664

約数和(自身を除く): 33773634

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 337, 674, 691, 1011, 1382, 1685, 2022, 2073, 3033, 3370, 3455, 4146, 5055, 6066, 6219, 6910, 10110, 10365, 12438, 15165, 20730, 30330, 31095, 62190, 232867, 465734, 698601, 1164335, 1397202, 2095803, 2328670, 3493005, 4191606, 6986010, 10479015, 20958030]

約数ペア:

[(1, 20958030), (2, 10479015), (3, 6986010), (5, 4191606), (6, 3493005), (9, 2328670), (10, 2095803), (15, 1397202), (18, 1164335), (30, 698601), (45, 465734), (90, 232867), (337, 62190), (674, 31095), (691, 30330), (1011, 20730), (1382, 15165), (1685, 12438), (2022, 10365), (2073, 10110), (3033, 6910), (3370, 6219), (3455, 6066), (4146, 5055)]