18884078

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1\times {\mathrm{613}}^1$

素因数の和:899

約数の個数: 16

約数和(自身を含む): 28897296

約数和(自身を除く): 10013218

約数列:

[1, 2, 73, 146, 211, 422, 613, 1226, 15403, 30806, 44749, 89498, 129343, 258686, 9442039, 18884078]

約数ペア:

[(1, 18884078), (2, 9442039), (73, 258686), (146, 129343), (211, 89498), (422, 44749), (613, 30806), (1226, 15403)]