18944740

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{25601}}^1$

素因数の和:25647

約数の個数: 24

約数和(自身を含む): 40860792

約数和(自身を除く): 21916052

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 740, 25601, 51202, 102404, 128005, 256010, 512020, 947237, 1894474, 3788948, 4736185, 9472370, 18944740]

約数ペア:

[(1, 18944740), (2, 9472370), (4, 4736185), (5, 3788948), (10, 1894474), (20, 947237), (37, 512020), (74, 256010), (148, 128005), (185, 102404), (370, 51202), (740, 25601)]