20189802948

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{521377}}^1$

素因数の和:521852

約数の個数: 48

約数和(自身を含む): 53956366464

約数和(自身を除く): 33766563516

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 461, 922, 1383, 1844, 2766, 3227, 5532, 6454, 9681, 12908, 19362, 38724, 521377, 1042754, 1564131, 2085508, 3128262, 3649639, 6256524, 7299278, 10948917, 14598556, 21897834, 43795668, 240354797, 480709594, 721064391, 961419188, 1442128782, 1682483579, 2884257564, 3364967158, 5047450737, 6729934316, 10094901474, 20189802948]

約数ペア:

[(1, 20189802948), (2, 10094901474), (3, 6729934316), (4, 5047450737), (6, 3364967158), (7, 2884257564), (12, 1682483579), (14, 1442128782), (21, 961419188), (28, 721064391), (42, 480709594), (84, 240354797), (461, 43795668), (922, 21897834), (1383, 14598556), (1844, 10948917), (2766, 7299278), (3227, 6256524), (5532, 3649639), (6454, 3128262), (9681, 2085508), (12908, 1564131), (19362, 1042754), (38724, 521377)]