205254416

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{675179}}^1$

素因数の和:675206

約数の個数: 20

約数和(自身を含む): 418611600

約数和(自身を除く): 213357184

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 675179, 1350358, 2700716, 5401432, 10802864, 12828401, 25656802, 51313604, 102627208, 205254416]

約数ペア:

[(1, 205254416), (2, 102627208), (4, 51313604), (8, 25656802), (16, 12828401), (19, 10802864), (38, 5401432), (76, 2700716), (152, 1350358), (304, 675179)]