66992888

素因数分解:

$2^3\times {\mathrm{421}}^1\times {\mathrm{19891}}^1$

素因数の和:20318

約数の個数: 16

約数和(自身を含む): 125916360

約数和(自身を除く): 58923472

約数列:

[1, 2, 4, 8, 421, 842, 1684, 3368, 19891, 39782, 79564, 159128, 8374111, 16748222, 33496444, 66992888]

約数ペア:

[(1, 66992888), (2, 33496444), (4, 16748222), (8, 8374111), (421, 159128), (842, 79564), (1684, 39782), (3368, 19891)]