20165577586

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{197}}^1\times {\mathrm{60427}}^1$

素因数の和:60655

約数の個数: 48

約数和(自身を含む): 38191462848

約数和(自身を除く): 18025885262

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 197, 242, 394, 847, 1379, 1694, 2167, 2758, 4334, 15169, 23837, 30338, 47674, 60427, 120854, 166859, 333718, 422989, 664697, 845978, 1329394, 4652879, 7311667, 9305758, 11904119, 14623334, 23808238, 51181669, 83328833, 102363338, 130945309, 166657666, 261890618, 916617163, 1440398399, 1833234326, 2880796798, 10082788793, 20165577586]

約数ペア:

[(1, 20165577586), (2, 10082788793), (7, 2880796798), (11, 1833234326), (14, 1440398399), (22, 916617163), (77, 261890618), (121, 166657666), (154, 130945309), (197, 102363338), (242, 83328833), (394, 51181669), (847, 23808238), (1379, 14623334), (1694, 11904119), (2167, 9305758), (2758, 7311667), (4334, 4652879), (15169, 1329394), (23837, 845978), (30338, 664697), (47674, 422989), (60427, 333718), (120854, 166859)]