20189667136

素因数分解:

$2^6\times {\mathrm{109}}^1\times {\mathrm{2894161}}^1$

素因数の和:2894282

約数の個数: 28

約数和(自身を含む): 40431443140

約数和(自身を除く): 20241776004

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 218, 436, 872, 1744, 3488, 6976, 2894161, 5788322, 11576644, 23153288, 46306576, 92613152, 185226304, 315463549, 630927098, 1261854196, 2523708392, 5047416784, 10094833568, 20189667136]

約数ペア:

[(1, 20189667136), (2, 10094833568), (4, 5047416784), (8, 2523708392), (16, 1261854196), (32, 630927098), (64, 315463549), (109, 185226304), (218, 92613152), (436, 46306576), (872, 23153288), (1744, 11576644), (3488, 5788322), (6976, 2894161)]