20988090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{233201}}^1$

素因数の和:233214

約数の個数: 24

約数和(自身を含む): 54569268

約数和(自身を除く): 33581178

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 233201, 466402, 699603, 1166005, 1399206, 2098809, 2332010, 3498015, 4197618, 6996030, 10494045, 20988090]

約数ペア:

[(1, 20988090), (2, 10494045), (3, 6996030), (5, 4197618), (6, 3498015), (9, 2332010), (10, 2098809), (15, 1399206), (18, 1166005), (30, 699603), (45, 466402), (90, 233201)]