19646510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1913}}^1$

素因数の和:2012

約数の個数: 32

約数和(自身を含む): 38586240

約数和(自身を除く): 18939730

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 158, 395, 790, 1027, 1913, 2054, 3826, 5135, 9565, 10270, 19130, 24869, 49738, 124345, 151127, 248690, 302254, 755635, 1511270, 1964651, 3929302, 9823255, 19646510]

約数ペア:

[(1, 19646510), (2, 9823255), (5, 3929302), (10, 1964651), (13, 1511270), (26, 755635), (65, 302254), (79, 248690), (130, 151127), (158, 124345), (395, 49738), (790, 24869), (1027, 19130), (1913, 10270), (2054, 9565), (3826, 5135)]