207304816

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{177487}}^1$

素因数の和:177568

約数の個数: 20

約数和(自身を含む): 407157472

約数和(自身を除く): 199852656

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 177487, 354974, 709948, 1419896, 2839792, 12956551, 25913102, 51826204, 103652408, 207304816]

約数ペア:

[(1, 207304816), (2, 103652408), (4, 51826204), (8, 25913102), (16, 12956551), (73, 2839792), (146, 1419896), (292, 709948), (584, 354974), (1168, 177487)]