19678070

素因数分解:

$2^1\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{1609}}^1$

素因数の和:2839

約数の個数: 16

約数和(自身を含む): 35471520

約数和(自身を除く): 15793450

約数列:

[1, 2, 5, 10, 1223, 1609, 2446, 3218, 6115, 8045, 12230, 16090, 1967807, 3935614, 9839035, 19678070]

約数ペア:

[(1, 19678070), (2, 9839035), (5, 3935614), (10, 1967807), (1223, 16090), (1609, 12230), (2446, 8045), (3218, 6115)]