20512541292

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2338411}}^1$

素因数の和:2338478

約数の個数: 48

約数和(自身を含む): 51856624512

約数和(自身を除く): 31344083220

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 43, 51, 68, 86, 102, 129, 172, 204, 258, 516, 731, 1462, 2193, 2924, 4386, 8772, 2338411, 4676822, 7015233, 9353644, 14030466, 28060932, 39752987, 79505974, 100551673, 119258961, 159011948, 201103346, 238517922, 301655019, 402206692, 477035844, 603310038, 1206620076, 1709378441, 3418756882, 5128135323, 6837513764, 10256270646, 20512541292]

約数ペア:

[(1, 20512541292), (2, 10256270646), (3, 6837513764), (4, 5128135323), (6, 3418756882), (12, 1709378441), (17, 1206620076), (34, 603310038), (43, 477035844), (51, 402206692), (68, 301655019), (86, 238517922), (102, 201103346), (129, 159011948), (172, 119258961), (204, 100551673), (258, 79505974), (516, 39752987), (731, 28060932), (1462, 14030466), (2193, 9353644), (2924, 7015233), (4386, 4676822), (8772, 2338411)]