18167884

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{28211}}^1$

素因数の和:28245

約数の個数: 24

約数和(自身を含む): 37916928

約数和(自身を除く): 19749044

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 28211, 56422, 112844, 197477, 394954, 648853, 789908, 1297706, 2595412, 4541971, 9083942, 18167884]

約数ペア:

[(1, 18167884), (2, 9083942), (4, 4541971), (7, 2595412), (14, 1297706), (23, 789908), (28, 648853), (46, 394954), (92, 197477), (161, 112844), (322, 56422), (644, 28211)]