18001698

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{20981}}^1$

素因数の和:21010

約数の個数: 32

約数和(自身を含む): 42299712

約数和(自身を除く): 24298014

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 20981, 41962, 62943, 125886, 230791, 272753, 461582, 545506, 692373, 818259, 1384746, 1636518, 3000283, 6000566, 9000849, 18001698]

約数ペア:

[(1, 18001698), (2, 9000849), (3, 6000566), (6, 3000283), (11, 1636518), (13, 1384746), (22, 818259), (26, 692373), (33, 545506), (39, 461582), (66, 272753), (78, 230791), (143, 125886), (286, 62943), (429, 41962), (858, 20981)]