20121520256

素因数分解:

$2^7\times {\mathrm{757}}^1\times {\mathrm{207661}}^1$

素因数の和:208432

約数の個数: 32

約数和(自身を含む): 40138987980

約数和(自身を除く): 20017467724

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 757, 1514, 3028, 6056, 12112, 24224, 48448, 96896, 207661, 415322, 830644, 1661288, 3322576, 6645152, 13290304, 26580608, 157199377, 314398754, 628797508, 1257595016, 2515190032, 5030380064, 10060760128, 20121520256]

約数ペア:

[(1, 20121520256), (2, 10060760128), (4, 5030380064), (8, 2515190032), (16, 1257595016), (32, 628797508), (64, 314398754), (128, 157199377), (757, 26580608), (1514, 13290304), (3028, 6645152), (6056, 3322576), (12112, 1661288), (24224, 830644), (48448, 415322), (96896, 207661)]