199419902

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{30937}}^1$

素因数の和:31243

約数の個数: 16

約数和(自身を含む): 327447792

約数和(自身を除く): 128027890

約数列:

[1, 2, 11, 22, 293, 586, 3223, 6446, 30937, 61874, 340307, 680614, 9064541, 18129082, 99709951, 199419902]

約数ペア:

[(1, 199419902), (2, 99709951), (11, 18129082), (22, 9064541), (293, 680614), (586, 340307), (3223, 61874), (6446, 30937)]