20190974

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1\times {\mathrm{971}}^1$

素因数の和:1291

約数の個数: 16

約数和(自身を含む): 31247856

約数和(自身を除く): 11056882

約数列:

[1, 2, 37, 74, 281, 562, 971, 1942, 10397, 20794, 35927, 71854, 272851, 545702, 10095487, 20190974]

約数ペア:

[(1, 20190974), (2, 10095487), (37, 545702), (74, 272851), (281, 71854), (562, 35927), (971, 20794), (1942, 10397)]