19727722

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{17837}}^1$

素因数の和:17925

約数の個数: 16

約数和(自身を含む): 34248960

約数和(自身を除く): 14521238

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 17837, 35674, 124859, 249718, 1409123, 2818246, 9863861, 19727722]

約数ペア:

[(1, 19727722), (2, 9863861), (7, 2818246), (14, 1409123), (79, 249718), (158, 124859), (553, 35674), (1106, 17837)]