20284848

素因数分解:

$2^4\times 3^2\times {\mathrm{140867}}^1$

素因数の和:140881

約数の個数: 30

約数和(自身を含む): 56769804

約数和(自身を除く): 36484956

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 140867, 281734, 422601, 563468, 845202, 1126936, 1267803, 1690404, 2253872, 2535606, 3380808, 5071212, 6761616, 10142424, 20284848]

約数ペア:

[(1, 20284848), (2, 10142424), (3, 6761616), (4, 5071212), (6, 3380808), (8, 2535606), (9, 2253872), (12, 1690404), (16, 1267803), (18, 1126936), (24, 845202), (36, 563468), (48, 422601), (72, 281734), (144, 140867)]