208487908

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{563}}^1\times {\mathrm{2153}}^1$

素因数の和:2763

約数の個数: 24

約数和(自身を含む): 374175648

約数和(自身を除く): 165687740

約数列:

[1, 2, 4, 43, 86, 172, 563, 1126, 2153, 2252, 4306, 8612, 24209, 48418, 92579, 96836, 185158, 370316, 1212139, 2424278, 4848556, 52121977, 104243954, 208487908]

約数ペア:

[(1, 208487908), (2, 104243954), (4, 52121977), (43, 4848556), (86, 2424278), (172, 1212139), (563, 370316), (1126, 185158), (2153, 96836), (2252, 92579), (4306, 48418), (8612, 24209)]