20565118845

素因数分解:

$3^2\times 5^1\times {\mathrm{15583}}^1\times {\mathrm{29327}}^1$

素因数の和:44921

約数の個数: 24

約数和(自身を含む): 35649709056

約数和(自身を除く): 15084590211

約数列:

[1, 3, 5, 9, 15, 45, 15583, 29327, 46749, 77915, 87981, 140247, 146635, 233745, 263943, 439905, 701235, 1319715, 457002641, 1371007923, 2285013205, 4113023769, 6855039615, 20565118845]

約数ペア:

[(1, 20565118845), (3, 6855039615), (5, 4113023769), (9, 2285013205), (15, 1371007923), (45, 457002641), (15583, 1319715), (29327, 701235), (46749, 439905), (77915, 263943), (87981, 233745), (140247, 146635)]