20512668670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1193}}^1\times {\mathrm{132263}}^1$

素因数の和:133476

約数の個数: 32

約数和(自身を含む): 39796650432

約数和(自身を除く): 19283981762

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1193, 2386, 5965, 11930, 15509, 31018, 77545, 132263, 155090, 264526, 661315, 1322630, 1719419, 3438838, 8597095, 17194190, 157789759, 315579518, 788948795, 1577897590, 2051266867, 4102533734, 10256334335, 20512668670]

約数ペア:

[(1, 20512668670), (2, 10256334335), (5, 4102533734), (10, 2051266867), (13, 1577897590), (26, 788948795), (65, 315579518), (130, 157789759), (1193, 17194190), (2386, 8597095), (5965, 3438838), (11930, 1719419), (15509, 1322630), (31018, 661315), (77545, 264526), (132263, 155090)]