19372420

素因数分解:

$2^2\times 5^1\times {\mathrm{433}}^1\times {\mathrm{2237}}^1$

素因数の和:2679

約数の個数: 24

約数和(自身を含む): 40794264

約数和(自身を除く): 21421844

約数列:

[1, 2, 4, 5, 10, 20, 433, 866, 1732, 2165, 2237, 4330, 4474, 8660, 8948, 11185, 22370, 44740, 968621, 1937242, 3874484, 4843105, 9686210, 19372420]

約数ペア:

[(1, 19372420), (2, 9686210), (4, 4843105), (5, 3874484), (10, 1937242), (20, 968621), (433, 44740), (866, 22370), (1732, 11185), (2165, 8948), (2237, 8660), (4330, 4474)]