20173950797

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3221}}^1\times {\mathrm{6257}}^1$

素因数の和:9509

約数の個数: 32

約数和(自身を含む): 27099442944

約数和(自身を除く): 6925492147

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 3221, 6257, 22547, 35431, 41873, 43799, 68827, 81341, 248017, 293111, 460603, 481789, 569387, 894751, 3224221, 6263257, 20153797, 141076579, 221691767, 261999361, 1551842369, 1833995527, 2881992971, 20173950797]

約数ペア:

[(1, 20173950797), (7, 2881992971), (11, 1833995527), (13, 1551842369), (77, 261999361), (91, 221691767), (143, 141076579), (1001, 20153797), (3221, 6263257), (6257, 3224221), (22547, 894751), (35431, 569387), (41873, 481789), (43799, 460603), (68827, 293111), (81341, 248017)]