20149128837

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{32143}}^1$

素因数の和:32335

約数の個数: 40

約数和(自身を含む): 30804238080

約数和(自身を除く): 10655109243

約数列:

[1, 3, 9, 27, 71, 81, 109, 213, 327, 639, 981, 1917, 2943, 5751, 7739, 8829, 23217, 32143, 69651, 96429, 208953, 289287, 626859, 867861, 2282153, 2603583, 3503587, 6846459, 10510761, 20539377, 31532283, 61618131, 94596849, 184854393, 248754677, 283790547, 746264031, 2238792093, 6716376279, 20149128837]

約数ペア:

[(1, 20149128837), (3, 6716376279), (9, 2238792093), (27, 746264031), (71, 283790547), (81, 248754677), (109, 184854393), (213, 94596849), (327, 61618131), (639, 31532283), (981, 20539377), (1917, 10510761), (2943, 6846459), (5751, 3503587), (7739, 2603583), (8829, 2282153), (23217, 867861), (32143, 626859), (69651, 289287), (96429, 208953)]