20183213872

素因数分解:

$2^4\times {\mathrm{23663}}^1\times {\mathrm{53309}}^1$

素因数の和:76980

約数の個数: 20

約数和(自身を含む): 39107363040

約数和(自身を除く): 18924149168

約数列:

[1, 2, 4, 8, 16, 23663, 47326, 53309, 94652, 106618, 189304, 213236, 378608, 426472, 852944, 1261450867, 2522901734, 5045803468, 10091606936, 20183213872]

約数ペア:

[(1, 20183213872), (2, 10091606936), (4, 5045803468), (8, 2522901734), (16, 1261450867), (23663, 852944), (47326, 426472), (53309, 378608), (94652, 213236), (106618, 189304)]