20145174

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{68521}}^1$

素因数の和:68540

約数の個数: 24

約数和(自身を含む): 46869048

約数和(自身を除く): 26723874

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 68521, 137042, 205563, 411126, 479647, 959294, 1438941, 2877882, 3357529, 6715058, 10072587, 20145174]

約数ペア:

[(1, 20145174), (2, 10072587), (3, 6715058), (6, 3357529), (7, 2877882), (14, 1438941), (21, 959294), (42, 479647), (49, 411126), (98, 205563), (147, 137042), (294, 68521)]