19420226

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{10589}}^1$

素因数の和:10729

約数の個数: 16

約数和(自身を含む): 33549120

約数和(自身を除く): 14128894

約数列:

[1, 2, 7, 14, 131, 262, 917, 1834, 10589, 21178, 74123, 148246, 1387159, 2774318, 9710113, 19420226]

約数ペア:

[(1, 19420226), (2, 9710113), (7, 2774318), (14, 1387159), (131, 148246), (262, 74123), (917, 21178), (1834, 10589)]