20138851638

素因数分解:

$2^1\times 3^4\times {\mathrm{113}}^1\times {\mathrm{1100123}}^1$

素因数の和:1100250

約数の個数: 40

約数和(自身を含む): 45525331368

約数和(自身を除く): 25386479730

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 113, 162, 226, 339, 678, 1017, 2034, 3051, 6102, 9153, 18306, 1100123, 2200246, 3300369, 6600738, 9901107, 19802214, 29703321, 59406642, 89109963, 124313899, 178219926, 248627798, 372941697, 745883394, 1118825091, 2237650182, 3356475273, 6712950546, 10069425819, 20138851638]

約数ペア:

[(1, 20138851638), (2, 10069425819), (3, 6712950546), (6, 3356475273), (9, 2237650182), (18, 1118825091), (27, 745883394), (54, 372941697), (81, 248627798), (113, 178219926), (162, 124313899), (226, 89109963), (339, 59406642), (678, 29703321), (1017, 19802214), (2034, 9901107), (3051, 6600738), (6102, 3300369), (9153, 2200246), (18306, 1100123)]