20101216

素因数分解:

$2^5\times {\mathrm{173}}^1\times {\mathrm{3631}}^1$

素因数の和:3814

約数の個数: 24

約数和(自身を含む): 39813984

約数和(自身を除く): 19712768

約数列:

[1, 2, 4, 8, 16, 32, 173, 346, 692, 1384, 2768, 3631, 5536, 7262, 14524, 29048, 58096, 116192, 628163, 1256326, 2512652, 5025304, 10050608, 20101216]

約数ペア:

[(1, 20101216), (2, 10050608), (4, 5025304), (8, 2512652), (16, 1256326), (32, 628163), (173, 116192), (346, 58096), (692, 29048), (1384, 14524), (2768, 7262), (3631, 5536)]