1780496438

素因数分解:

$2^1\times 7^2\times {\mathrm{997}}^1\times {\mathrm{18223}}^1$

素因数の和:19236

約数の個数: 24

約数和(自身を含む): 3110071392

約数和(自身を除く): 1329574954

約数列:

[1, 2, 7, 14, 49, 98, 997, 1994, 6979, 13958, 18223, 36446, 48853, 97706, 127561, 255122, 892927, 1785854, 18168331, 36336662, 127178317, 254356634, 890248219, 1780496438]

約数ペア:

[(1, 1780496438), (2, 890248219), (7, 254356634), (14, 127178317), (49, 36336662), (98, 18168331), (997, 1785854), (1994, 892927), (6979, 255122), (13958, 127561), (18223, 97706), (36446, 48853)]