19851166

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{457}}^1\times {\mathrm{587}}^1$

素因数の和:1083

約数の個数: 16

約数和(自身を含む): 30700656

約数和(自身を除く): 10849490

約数列:

[1, 2, 37, 74, 457, 587, 914, 1174, 16909, 21719, 33818, 43438, 268259, 536518, 9925583, 19851166]

約数ペア:

[(1, 19851166), (2, 9925583), (37, 536518), (74, 268259), (457, 43438), (587, 33818), (914, 21719), (1174, 16909)]