20129548352

素因数分解:

$2^6\times {\mathrm{1231}}^1\times {\mathrm{255503}}^1$

素因数の和:256746

約数の個数: 28

約数和(自身を含む): 39977177856

約数和(自身を除く): 19847629504

約数列:

[1, 2, 4, 8, 16, 32, 64, 1231, 2462, 4924, 9848, 19696, 39392, 78784, 255503, 511006, 1022012, 2044024, 4088048, 8176096, 16352192, 314524193, 629048386, 1258096772, 2516193544, 5032387088, 10064774176, 20129548352]

約数ペア:

[(1, 20129548352), (2, 10064774176), (4, 5032387088), (8, 2516193544), (16, 1258096772), (32, 629048386), (64, 314524193), (1231, 16352192), (2462, 8176096), (4924, 4088048), (9848, 2044024), (19696, 1022012), (39392, 511006), (78784, 255503)]