1994258090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1979}}^1\times {\mathrm{9161}}^1$

素因数の和:11158

約数の個数: 32

約数和(自身を含む): 3918404160

約数和(自身を除く): 1924146070

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1979, 3958, 9161, 9895, 18322, 19790, 21769, 43538, 45805, 91610, 100771, 108845, 201542, 217690, 503855, 1007710, 18129619, 36259238, 90648095, 181296190, 199425809, 398851618, 997129045, 1994258090]

約数ペア:

[(1, 1994258090), (2, 997129045), (5, 398851618), (10, 199425809), (11, 181296190), (22, 90648095), (55, 36259238), (110, 18129619), (1979, 1007710), (3958, 503855), (9161, 217690), (9895, 201542), (18322, 108845), (19790, 100771), (21769, 91610), (43538, 45805)]