20805814898

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1\times {\mathrm{34819}}^1$

素因数の和:35162

約数の個数: 32

約数和(自身を含む): 34461771840

約数和(自身を除く): 13655956942

約数列:

[1, 2, 11, 22, 157, 173, 314, 346, 1727, 1903, 3454, 3806, 27161, 34819, 54322, 69638, 298771, 383009, 597542, 766018, 5466583, 6023687, 10933166, 12047374, 60132413, 66260557, 120264826, 132521114, 945718859, 1891437718, 10402907449, 20805814898]

約数ペア:

[(1, 20805814898), (2, 10402907449), (11, 1891437718), (22, 945718859), (157, 132521114), (173, 120264826), (314, 66260557), (346, 60132413), (1727, 12047374), (1903, 10933166), (3454, 6023687), (3806, 5466583), (27161, 766018), (34819, 597542), (54322, 383009), (69638, 298771)]