17885973

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1949}}^1$

素因数の和:2001

約数の個数: 32

約数和(自身を含む): 29952000

約数和(自身を除く): 12066027

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 133, 161, 399, 437, 483, 1311, 1949, 3059, 5847, 9177, 13643, 37031, 40929, 44827, 111093, 134481, 259217, 313789, 777651, 851713, 941367, 2555139, 5961991, 17885973]

約数ペア:

[(1, 17885973), (3, 5961991), (7, 2555139), (19, 941367), (21, 851713), (23, 777651), (57, 313789), (69, 259217), (133, 134481), (161, 111093), (399, 44827), (437, 40929), (483, 37031), (1311, 13643), (1949, 9177), (3059, 5847)]