19838199563

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{47881}}^1$

素因数の和:48087

約数の個数: 32

約数和(自身を含む): 25419596160

約数和(自身を除く): 5581396597

約数列:

[1, 7, 13, 29, 91, 157, 203, 377, 1099, 2041, 2639, 4553, 14287, 31871, 47881, 59189, 335167, 414323, 622453, 1388549, 4357171, 7517317, 9719843, 18051137, 52621219, 97725121, 126357959, 218002193, 684075847, 1526015351, 2834028509, 19838199563]

約数ペア:

[(1, 19838199563), (7, 2834028509), (13, 1526015351), (29, 684075847), (91, 218002193), (157, 126357959), (203, 97725121), (377, 52621219), (1099, 18051137), (2041, 9719843), (2639, 7517317), (4553, 4357171), (14287, 1388549), (31871, 622453), (47881, 414323), (59189, 335167)]