205425872

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{675743}}^1$

素因数の和:675770

約数の個数: 20

約数和(自身を含む): 418961280

約数和(自身を除く): 213535408

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 675743, 1351486, 2702972, 5405944, 10811888, 12839117, 25678234, 51356468, 102712936, 205425872]

約数ペア:

[(1, 205425872), (2, 102712936), (4, 51356468), (8, 25678234), (16, 12839117), (19, 10811888), (38, 5405944), (76, 2702972), (152, 1351486), (304, 675743)]