19154086

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{359}}^1$

素因数の和:508

約数の個数: 32

約数和(自身を含む): 34145280

約数和(自身を除く): 14991194

約数列:

[1, 2, 7, 14, 37, 74, 103, 206, 259, 359, 518, 718, 721, 1442, 2513, 3811, 5026, 7622, 13283, 26566, 26677, 36977, 53354, 73954, 92981, 185962, 258839, 517678, 1368149, 2736298, 9577043, 19154086]

約数ペア:

[(1, 19154086), (2, 9577043), (7, 2736298), (14, 1368149), (37, 517678), (74, 258839), (103, 185962), (206, 92981), (259, 73954), (359, 53354), (518, 36977), (718, 26677), (721, 26566), (1442, 13283), (2513, 7622), (3811, 5026)]