18819438

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{911}}^1$

素因数の和:1240

約数の個数: 32

約数和(自身を含む): 41236992

約数和(自身を除く): 22417554

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 313, 626, 911, 939, 1822, 1878, 2733, 3443, 5466, 6886, 10021, 10329, 20042, 20658, 30063, 60126, 285143, 570286, 855429, 1710858, 3136573, 6273146, 9409719, 18819438]

約数ペア:

[(1, 18819438), (2, 9409719), (3, 6273146), (6, 3136573), (11, 1710858), (22, 855429), (33, 570286), (66, 285143), (313, 60126), (626, 30063), (911, 20658), (939, 20042), (1822, 10329), (1878, 10021), (2733, 6886), (3443, 5466)]