12880016

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{47353}}^1$

素因数の和:47378

約数の個数: 20

約数和(自身を含む): 26423532

約数和(自身を除く): 13543516

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 47353, 94706, 189412, 378824, 757648, 805001, 1610002, 3220004, 6440008, 12880016]

約数ペア:

[(1, 12880016), (2, 6440008), (4, 3220004), (8, 1610002), (16, 805001), (17, 757648), (34, 378824), (68, 189412), (136, 94706), (272, 47353)]