20161684122

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{3253}}^1\times {\mathrm{14549}}^1$

素因数の和:17878

約数の個数: 32

約数和(自身を含む): 40906684800

約数和(自身を除く): 20745000678

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 3253, 6506, 9759, 14549, 19518, 29098, 43647, 87294, 230963, 461926, 692889, 1032979, 1385778, 2065958, 3098937, 6197874, 47327897, 94655794, 141983691, 283967382, 3360280687, 6720561374, 10080842061, 20161684122]

約数ペア:

[(1, 20161684122), (2, 10080842061), (3, 6720561374), (6, 3360280687), (71, 283967382), (142, 141983691), (213, 94655794), (426, 47327897), (3253, 6197874), (6506, 3098937), (9759, 2065958), (14549, 1385778), (19518, 1032979), (29098, 692889), (43647, 461926), (87294, 230963)]