19105712

素因数分解:

$2^4\times {\mathrm{499}}^1\times {\mathrm{2393}}^1$

素因数の和:2900

約数の個数: 20

約数和(自身を含む): 37107000

約数和(自身を除く): 18001288

約数列:

[1, 2, 4, 8, 16, 499, 998, 1996, 2393, 3992, 4786, 7984, 9572, 19144, 38288, 1194107, 2388214, 4776428, 9552856, 19105712]

約数ペア:

[(1, 19105712), (2, 9552856), (4, 4776428), (8, 2388214), (16, 1194107), (499, 38288), (998, 19144), (1996, 9572), (2393, 7984), (3992, 4786)]