18371912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{733}}^1$

素因数の和:993

約数の個数: 32

約数和(自身を含む): 37301880

約数和(自身を除く): 18929968

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 241, 482, 733, 964, 1466, 1928, 2932, 3133, 5864, 6266, 9529, 12532, 19058, 25064, 38116, 76232, 176653, 353306, 706612, 1413224, 2296489, 4592978, 9185956, 18371912]

約数ペア:

[(1, 18371912), (2, 9185956), (4, 4592978), (8, 2296489), (13, 1413224), (26, 706612), (52, 353306), (104, 176653), (241, 76232), (482, 38116), (733, 25064), (964, 19058), (1466, 12532), (1928, 9529), (2932, 6266), (3133, 5864)]