20698262

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 34594560

約数和(自身を除く): 13896298

約数列:

[1, 2, 13, 26, 59, 103, 118, 131, 206, 262, 767, 1339, 1534, 1703, 2678, 3406, 6077, 7729, 12154, 13493, 15458, 26986, 79001, 100477, 158002, 175409, 200954, 350818, 796087, 1592174, 10349131, 20698262]

約数ペア:

[(1, 20698262), (2, 10349131), (13, 1592174), (26, 796087), (59, 350818), (103, 200954), (118, 175409), (131, 158002), (206, 100477), (262, 79001), (767, 26986), (1339, 15458), (1534, 13493), (1703, 12154), (2678, 7729), (3406, 6077)]