2238638084

素因数分解:

$2^2\times {\mathrm{37}}^2\times {\mathrm{408809}}^1$

素因数の和:408887

約数の個数: 18

約数和(自身を含む): 4026369690

約数和(自身を除く): 1787731606

約数列:

[1, 2, 4, 37, 74, 148, 1369, 2738, 5476, 408809, 817618, 1635236, 15125933, 30251866, 60503732, 559659521, 1119319042, 2238638084]

約数ペア:

[(1, 2238638084), (2, 1119319042), (4, 559659521), (37, 60503732), (74, 30251866), (148, 15125933), (1369, 1635236), (2738, 817618), (5476, 408809)]