17998538

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{4759}}^1$

素因数の和:4853

約数の個数: 16

約数和(自身を含む): 28331520

約数和(自身を除く): 10332982

約数列:

[1, 2, 31, 61, 62, 122, 1891, 3782, 4759, 9518, 147529, 290299, 295058, 580598, 8999269, 17998538]

約数ペア:

[(1, 17998538), (2, 8999269), (31, 580598), (61, 295058), (62, 290299), (122, 147529), (1891, 9518), (3782, 4759)]