196917881

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1\times {\mathrm{809}}^1$

素因数の和:1408

約数の個数: 16

約数和(自身を含む): 216950400

約数和(自身を除く): 20032519

約数列:

[1, 19, 23, 437, 557, 809, 10583, 12811, 15371, 18607, 243409, 353533, 450613, 8561647, 10364099, 196917881]

約数ペア:

[(1, 196917881), (19, 10364099), (23, 8561647), (437, 450613), (557, 353533), (809, 243409), (10583, 18607), (12811, 15371)]