20405135085

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{159871}}^1$

素因数の和:160073

約数の個数: 32

約数和(自身を含む): 33396621312

約数和(自身を除く): 12991486227

約数列:

[1, 3, 5, 15, 67, 127, 201, 335, 381, 635, 1005, 1905, 8509, 25527, 42545, 127635, 159871, 479613, 799355, 2398065, 10711357, 20303617, 32134071, 53556785, 60910851, 101518085, 160670355, 304554255, 1360342339, 4081027017, 6801711695, 20405135085]

約数ペア:

[(1, 20405135085), (3, 6801711695), (5, 4081027017), (15, 1360342339), (67, 304554255), (127, 160670355), (201, 101518085), (335, 60910851), (381, 53556785), (635, 32134071), (1005, 20303617), (1905, 10711357), (8509, 2398065), (25527, 799355), (42545, 479613), (127635, 159871)]