18591956

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{1097}}^1$

素因数の和:1343

約数の個数: 24

約数和(自身を含む): 34433280

約数和(自身を除く): 15841324

約数列:

[1, 2, 4, 19, 38, 76, 223, 446, 892, 1097, 2194, 4237, 4388, 8474, 16948, 20843, 41686, 83372, 244631, 489262, 978524, 4647989, 9295978, 18591956]

約数ペア:

[(1, 18591956), (2, 9295978), (4, 4647989), (19, 978524), (38, 489262), (76, 244631), (223, 83372), (446, 41686), (892, 20843), (1097, 16948), (2194, 8474), (4237, 4388)]