2019915989

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{51263}}^1$

素因数の和:51716

約数の個数: 16

約数和(自身を含む): 2491840512

約数和(自身を除く): 471924523

約数列:

[1, 7, 13, 91, 433, 3031, 5629, 39403, 51263, 358841, 666419, 4664933, 22196879, 155378153, 288559427, 2019915989]

約数ペア:

[(1, 2019915989), (7, 288559427), (13, 155378153), (91, 22196879), (433, 4664933), (3031, 666419), (5629, 358841), (39403, 51263)]