201557210

素因数分解:

$2^1\times 5^1\times {\mathrm{1997}}^1\times {\mathrm{10093}}^1$

素因数の和:12097

約数の個数: 16

約数和(自身を含む): 363020616

約数和(自身を除く): 161463406

約数列:

[1, 2, 5, 10, 1997, 3994, 9985, 10093, 19970, 20186, 50465, 100930, 20155721, 40311442, 100778605, 201557210]

約数ペア:

[(1, 201557210), (2, 100778605), (5, 40311442), (10, 20155721), (1997, 100930), (3994, 50465), (9985, 20186), (10093, 19970)]