20612108

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1151}}^1$

素因数の和:1214

約数の個数: 36

約数和(自身を含む): 40755456

約数和(自身を除く): 20143348

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 121, 148, 242, 407, 484, 814, 1151, 1628, 2302, 4477, 4604, 8954, 12661, 17908, 25322, 42587, 50644, 85174, 139271, 170348, 278542, 468457, 557084, 936914, 1873828, 5153027, 10306054, 20612108]

約数ペア:

[(1, 20612108), (2, 10306054), (4, 5153027), (11, 1873828), (22, 936914), (37, 557084), (44, 468457), (74, 278542), (121, 170348), (148, 139271), (242, 85174), (407, 50644), (484, 42587), (814, 25322), (1151, 17908), (1628, 12661), (2302, 8954), (4477, 4604)]