19487856

素因数分解:

$2^4\times 3^1\times {\mathrm{405997}}^1$

素因数の和:406008

約数の個数: 20

約数和(自身を含む): 50343752

約数和(自身を除く): 30855896

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 405997, 811994, 1217991, 1623988, 2435982, 3247976, 4871964, 6495952, 9743928, 19487856]

約数ペア:

[(1, 19487856), (2, 9743928), (3, 6495952), (4, 4871964), (6, 3247976), (8, 2435982), (12, 1623988), (16, 1217991), (24, 811994), (48, 405997)]