20161578538

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{463}}^1\times {\mathrm{531043}}^1$

素因数の和:531549

約数の個数: 16

約数和(自身を含む): 31046956416

約数和(自身を除く): 10885377878

約数列:

[1, 2, 41, 82, 463, 926, 18983, 37966, 531043, 1062086, 21772763, 43545526, 245872909, 491745818, 10080789269, 20161578538]

約数ペア:

[(1, 20161578538), (2, 10080789269), (41, 491745818), (82, 245872909), (463, 43545526), (926, 21772763), (18983, 1062086), (37966, 531043)]