20078092815

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1531}}^1\times {\mathrm{79481}}^1$

素因数の和:81031

約数の個数: 32

約数和(自身を含む): 35068730112

約数和(自身を除く): 14990637297

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 1531, 4593, 7655, 16841, 22965, 50523, 79481, 84205, 238443, 252615, 397405, 874291, 1192215, 2622873, 4371455, 13114365, 121685411, 365056233, 608427055, 1338539521, 1825281165, 4015618563, 6692697605, 20078092815]

約数ペア:

[(1, 20078092815), (3, 6692697605), (5, 4015618563), (11, 1825281165), (15, 1338539521), (33, 608427055), (55, 365056233), (165, 121685411), (1531, 13114365), (4593, 4371455), (7655, 2622873), (16841, 1192215), (22965, 874291), (50523, 397405), (79481, 252615), (84205, 238443)]