19935402

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{77269}}^1$

素因数の和:77317

約数の個数: 16

約数和(自身を含む): 40798560

約数和(自身を除く): 20863158

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 77269, 154538, 231807, 463614, 3322567, 6645134, 9967701, 19935402]

約数ペア:

[(1, 19935402), (2, 9967701), (3, 6645134), (6, 3322567), (43, 463614), (86, 231807), (129, 154538), (258, 77269)]