86689996

素因数分解:

$2^2\times {\mathrm{47}}^2\times {\mathrm{9811}}^1$

素因数の和:9909

約数の個数: 18

約数和(自身を含む): 155019788

約数和(自身を除く): 68329792

約数列:

[1, 2, 4, 47, 94, 188, 2209, 4418, 8836, 9811, 19622, 39244, 461117, 922234, 1844468, 21672499, 43344998, 86689996]

約数ペア:

[(1, 86689996), (2, 43344998), (4, 21672499), (47, 1844468), (94, 922234), (188, 461117), (2209, 39244), (4418, 19622), (8836, 9811)]