18339905848

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{470447}}^1$

素因数の和:470907

約数の個数: 32

約数和(自身を含む): 37598204160

約数和(自身を除く): 19258298312

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 443, 886, 1772, 3544, 4873, 9746, 19492, 38984, 470447, 940894, 1881788, 3763576, 5174917, 10349834, 20699668, 41399336, 208408021, 416816042, 833632084, 1667264168, 2292488231, 4584976462, 9169952924, 18339905848]

約数ペア:

[(1, 18339905848), (2, 9169952924), (4, 4584976462), (8, 2292488231), (11, 1667264168), (22, 833632084), (44, 416816042), (88, 208408021), (443, 41399336), (886, 20699668), (1772, 10349834), (3544, 5174917), (4873, 3763576), (9746, 1881788), (19492, 940894), (38984, 470447)]