19716438

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{469439}}^1$

素因数の和:469451

約数の個数: 16

約数和(自身を含む): 45066240

約数和(自身を除く): 25349802

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 469439, 938878, 1408317, 2816634, 3286073, 6572146, 9858219, 19716438]

約数ペア:

[(1, 19716438), (2, 9858219), (3, 6572146), (6, 3286073), (7, 2816634), (14, 1408317), (21, 938878), (42, 469439)]