20173336287

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{155009}}^1$

素因数の和:155143

約数の個数: 32

約数和(自身を含む): 30000015360

約数和(自身を除く): 9826679073

約数列:

[1, 3, 13, 39, 47, 71, 141, 213, 611, 923, 1833, 2769, 3337, 10011, 43381, 130143, 155009, 465027, 2015117, 6045351, 7285423, 11005639, 21856269, 33016917, 94710499, 143073307, 284131497, 429219921, 517265033, 1551795099, 6724445429, 20173336287]

約数ペア:

[(1, 20173336287), (3, 6724445429), (13, 1551795099), (39, 517265033), (47, 429219921), (71, 284131497), (141, 143073307), (213, 94710499), (611, 33016917), (923, 21856269), (1833, 11005639), (2769, 7285423), (3337, 6045351), (10011, 2015117), (43381, 465027), (130143, 155009)]