19837728

素因数分解:

$2^5\times 3^2\times {\mathrm{68881}}^1$

素因数の和:68897

約数の個数: 36

約数和(自身を含む): 56414358

約数和(自身を除く): 36576630

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 68881, 137762, 206643, 275524, 413286, 551048, 619929, 826572, 1102096, 1239858, 1653144, 2204192, 2479716, 3306288, 4959432, 6612576, 9918864, 19837728]

約数ペア:

[(1, 19837728), (2, 9918864), (3, 6612576), (4, 4959432), (6, 3306288), (8, 2479716), (9, 2204192), (12, 1653144), (16, 1239858), (18, 1102096), (24, 826572), (32, 619929), (36, 551048), (48, 413286), (72, 275524), (96, 206643), (144, 137762), (288, 68881)]