20123080348

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37825339}}^1$

素因数の和:37825369

約数の個数: 24

約数和(自身を含む): 42364380800

約数和(自身を除く): 22241300452

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 37825339, 75650678, 151301356, 264777373, 529554746, 718681441, 1059109492, 1437362882, 2874725764, 5030770087, 10061540174, 20123080348]

約数ペア:

[(1, 20123080348), (2, 10061540174), (4, 5030770087), (7, 2874725764), (14, 1437362882), (19, 1059109492), (28, 718681441), (38, 529554746), (76, 264777373), (133, 151301356), (266, 75650678), (532, 37825339)]