20161521834

素因数分解:

$2^1\times 3^1\times {\mathrm{163}}^1\times {\mathrm{20615053}}^1$

素因数の和:20615221

約数の個数: 16

約数和(自身を含む): 40570426272

約数和(自身を除く): 20408904438

約数列:

[1, 2, 3, 6, 163, 326, 489, 978, 20615053, 41230106, 61845159, 123690318, 3360253639, 6720507278, 10080760917, 20161521834]

約数ペア:

[(1, 20161521834), (2, 10080760917), (3, 6720507278), (6, 3360253639), (163, 123690318), (326, 61845159), (489, 41230106), (978, 20615053)]