20215690005

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1869227}}^1$

素因数の和:1869345

約数の個数: 32

約数和(自身を含む): 37324744704

約数和(自身を除く): 17109054699

約数列:

[1, 3, 5, 7, 15, 21, 35, 103, 105, 309, 515, 721, 1545, 2163, 3605, 10815, 1869227, 5607681, 9346135, 13084589, 28038405, 39253767, 65422945, 192530381, 196268835, 577591143, 962651905, 1347712667, 2887955715, 4043138001, 6738563335, 20215690005]

約数ペア:

[(1, 20215690005), (3, 6738563335), (5, 4043138001), (7, 2887955715), (15, 1347712667), (21, 962651905), (35, 577591143), (103, 196268835), (105, 192530381), (309, 65422945), (515, 39253767), (721, 28038405), (1545, 13084589), (2163, 9346135), (3605, 5607681), (10815, 1869227)]