19740568

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{23957}}^1$

素因数の和:24066

約数の個数: 16

約数和(自身を含む): 37374480

約数和(自身を除く): 17633912

約数列:

[1, 2, 4, 8, 103, 206, 412, 824, 23957, 47914, 95828, 191656, 2467571, 4935142, 9870284, 19740568]

約数ペア:

[(1, 19740568), (2, 9870284), (4, 4935142), (8, 2467571), (103, 191656), (206, 95828), (412, 47914), (824, 23957)]