28009838

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{15683}}^1$

素因数の和:15751

約数の個数: 16

約数和(自身を含む): 45169920

約数和(自身を除く): 17160082

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 15683, 31366, 297977, 595954, 737101, 1474202, 14004919, 28009838]

約数ペア:

[(1, 28009838), (2, 14004919), (19, 1474202), (38, 737101), (47, 595954), (94, 297977), (893, 31366), (1786, 15683)]