20163578974

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{929}}^1\times {\mathrm{140939}}^1$

素因数の和:141888

約数の個数: 32

約数和(自身を含む): 37749369600

約数和(自身を除く): 17585790626

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 929, 1858, 6503, 10219, 13006, 20438, 71533, 140939, 143066, 281878, 986573, 1550329, 1973146, 3100658, 10852303, 21704606, 130932331, 261864662, 916526317, 1440255641, 1833052634, 2880511282, 10081789487, 20163578974]

約数ペア:

[(1, 20163578974), (2, 10081789487), (7, 2880511282), (11, 1833052634), (14, 1440255641), (22, 916526317), (77, 261864662), (154, 130932331), (929, 21704606), (1858, 10852303), (6503, 3100658), (10219, 1973146), (13006, 1550329), (20438, 986573), (71533, 281878), (140939, 143066)]