20184490280

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{10736431}}^1$

素因数の和:10736489

約数の個数: 32

約数和(自身を含む): 46381386240

約数和(自身を除く): 26196895960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 10736431, 21472862, 42945724, 53682155, 85891448, 107364310, 214728620, 429457240, 504612257, 1009224514, 2018449028, 2523061285, 4036898056, 5046122570, 10092245140, 20184490280]

約数ペア:

[(1, 20184490280), (2, 10092245140), (4, 5046122570), (5, 4036898056), (8, 2523061285), (10, 2018449028), (20, 1009224514), (40, 504612257), (47, 429457240), (94, 214728620), (188, 107364310), (235, 85891448), (376, 53682155), (470, 42945724), (940, 21472862), (1880, 10736431)]