20196408518

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{994603}}^1$

素因数の和:994700

約数の個数: 32

約数和(自身を含む): 36092189952

約数和(自身を除く): 15895781434

約数列:

[1, 2, 11, 13, 22, 26, 71, 142, 143, 286, 781, 923, 1562, 1846, 10153, 20306, 994603, 1989206, 10940633, 12929839, 21881266, 25859678, 70616813, 141233626, 142228229, 284456458, 776784943, 918018569, 1553569886, 1836037138, 10098204259, 20196408518]

約数ペア:

[(1, 20196408518), (2, 10098204259), (11, 1836037138), (13, 1553569886), (22, 918018569), (26, 776784943), (71, 284456458), (142, 142228229), (143, 141233626), (286, 70616813), (781, 25859678), (923, 21881266), (1562, 12929839), (1846, 10940633), (10153, 1989206), (20306, 994603)]