20817505315

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{1747}}^1\times {\mathrm{50707}}^1$

素因数の和:52506

約数の個数: 16

約数和(自身を含む): 25527624192

約数和(自身を除く): 4710118877

約数列:

[1, 5, 47, 235, 1747, 8735, 50707, 82109, 253535, 410545, 2383229, 11916145, 88585129, 442925645, 4163501063, 20817505315]

約数ペア:

[(1, 20817505315), (5, 4163501063), (47, 442925645), (235, 88585129), (1747, 11916145), (8735, 2383229), (50707, 410545), (82109, 253535)]