198506644

素因数分解:

$2^2\times 7^2\times {\mathrm{1012789}}^1$

素因数の和:1012807

約数の個数: 18

約数和(自身を含む): 404103210

約数和(自身を除く): 205596566

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1012789, 2025578, 4051156, 7089523, 14179046, 28358092, 49626661, 99253322, 198506644]

約数ペア:

[(1, 198506644), (2, 99253322), (4, 49626661), (7, 28358092), (14, 14179046), (28, 7089523), (49, 4051156), (98, 2025578), (196, 1012789)]