18271814

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:532

約数の個数: 32

約数和(自身を含む): 31352832

約数和(自身を除く): 13081018

約数列:

[1, 2, 11, 22, 41, 47, 82, 94, 431, 451, 517, 862, 902, 1034, 1927, 3854, 4741, 9482, 17671, 20257, 21197, 35342, 40514, 42394, 194381, 222827, 388762, 445654, 830537, 1661074, 9135907, 18271814]

約数ペア:

[(1, 18271814), (2, 9135907), (11, 1661074), (22, 830537), (41, 445654), (47, 388762), (82, 222827), (94, 194381), (431, 42394), (451, 40514), (517, 35342), (862, 21197), (902, 20257), (1034, 17671), (1927, 9482), (3854, 4741)]