20139801615

素因数分解:

$3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{4182721}}^1$

素因数の和:4182839

約数の個数: 24

約数和(自身を含む): 35235250128

約数和(自身を除く): 15095448513

約数列:

[1, 3, 5, 9, 15, 45, 107, 321, 535, 963, 1605, 4815, 4182721, 12548163, 20913605, 37644489, 62740815, 188222445, 447551147, 1342653441, 2237755735, 4027960323, 6713267205, 20139801615]

約数ペア:

[(1, 20139801615), (3, 6713267205), (5, 4027960323), (9, 2237755735), (15, 1342653441), (45, 447551147), (107, 188222445), (321, 62740815), (535, 37644489), (963, 20913605), (1605, 12548163), (4815, 4182721)]