19880416

素因数分解:

$2^5\times {\mathrm{479}}^1\times {\mathrm{1297}}^1$

素因数の和:1786

約数の個数: 24

約数和(自身を含む): 39251520

約数和(自身を除く): 19371104

約数列:

[1, 2, 4, 8, 16, 32, 479, 958, 1297, 1916, 2594, 3832, 5188, 7664, 10376, 15328, 20752, 41504, 621263, 1242526, 2485052, 4970104, 9940208, 19880416]

約数ペア:

[(1, 19880416), (2, 9940208), (4, 4970104), (8, 2485052), (16, 1242526), (32, 621263), (479, 41504), (958, 20752), (1297, 15328), (1916, 10376), (2594, 7664), (3832, 5188)]