20419042

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{39419}}^1$

素因数の和:39465

約数の個数: 16

約数和(自身を含む): 35951040

約数和(自身を除く): 15531998

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 39419, 78838, 275933, 551866, 1458503, 2917006, 10209521, 20419042]

約数ペア:

[(1, 20419042), (2, 10209521), (7, 2917006), (14, 1458503), (37, 551866), (74, 275933), (259, 78838), (518, 39419)]