20372858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{7069}}^1$

素因数の和:7213

約数の個数: 16

約数和(自身を含む): 33596640

約数和(自身を除く): 13223782

約数列:

[1, 2, 11, 22, 131, 262, 1441, 2882, 7069, 14138, 77759, 155518, 926039, 1852078, 10186429, 20372858]

約数ペア:

[(1, 20372858), (2, 10186429), (11, 1852078), (22, 926039), (131, 155518), (262, 77759), (1441, 14138), (2882, 7069)]