20797692986

素因数分解:

$2^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{1549061}}^1$

素因数の和:1549214

約数の個数: 24

約数和(自身を含む): 36554765076

約数和(自身を除く): 15757072090

約数列:

[1, 2, 7, 14, 49, 98, 137, 274, 959, 1918, 6713, 13426, 1549061, 3098122, 10843427, 21686854, 75903989, 151807978, 212221357, 424442714, 1485549499, 2971098998, 10398846493, 20797692986]

約数ペア:

[(1, 20797692986), (2, 10398846493), (7, 2971098998), (14, 1485549499), (49, 424442714), (98, 212221357), (137, 151807978), (274, 75903989), (959, 21686854), (1918, 10843427), (6713, 3098122), (13426, 1549061)]