18089912

素因数分解:

$2^3\times {\mathrm{401}}^1\times {\mathrm{5639}}^1$

素因数の和:6046

約数の個数: 16

約数和(自身を含む): 34009200

約数和(自身を除く): 15919288

約数列:

[1, 2, 4, 8, 401, 802, 1604, 3208, 5639, 11278, 22556, 45112, 2261239, 4522478, 9044956, 18089912]

約数ペア:

[(1, 18089912), (2, 9044956), (4, 4522478), (8, 2261239), (401, 45112), (802, 22556), (1604, 11278), (3208, 5639)]