18866056

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{12611}}^1$

素因数の和:12645

約数の個数: 32

約数和(自身を含む): 40862880

約数和(自身を除く): 21996824

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 12611, 25222, 50444, 100888, 138721, 214387, 277442, 428774, 554884, 857548, 1109768, 1715096, 2358257, 4716514, 9433028, 18866056]

約数ペア:

[(1, 18866056), (2, 9433028), (4, 4716514), (8, 2358257), (11, 1715096), (17, 1109768), (22, 857548), (34, 554884), (44, 428774), (68, 277442), (88, 214387), (136, 138721), (187, 100888), (374, 50444), (748, 25222), (1496, 12611)]