20390544

素因数分解:

$2^4\times 3^2\times {\mathrm{141601}}^1$

素因数の和:141615

約数の個数: 30

約数和(自身を含む): 57065606

約数和(自身を除く): 36675062

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 141601, 283202, 424803, 566404, 849606, 1132808, 1274409, 1699212, 2265616, 2548818, 3398424, 5097636, 6796848, 10195272, 20390544]

約数ペア:

[(1, 20390544), (2, 10195272), (3, 6796848), (4, 5097636), (6, 3398424), (8, 2548818), (9, 2265616), (12, 1699212), (16, 1274409), (18, 1132808), (24, 849606), (36, 566404), (48, 424803), (72, 283202), (144, 141601)]