19504904

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{23671}}^1$

素因数の和:23780

約数の個数: 16

約数和(自身を含む): 36928320

約数和(自身を除く): 17423416

約数列:

[1, 2, 4, 8, 103, 206, 412, 824, 23671, 47342, 94684, 189368, 2438113, 4876226, 9752452, 19504904]

約数ペア:

[(1, 19504904), (2, 9752452), (4, 4876226), (8, 2438113), (103, 189368), (206, 94684), (412, 47342), (824, 23671)]