20554124

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{1181}}^1$

素因数の和:1433

約数の個数: 24

約数和(自身を含む): 38060400

約数和(自身を除く): 17506276

約数列:

[1, 2, 4, 19, 38, 76, 229, 458, 916, 1181, 2362, 4351, 4724, 8702, 17404, 22439, 44878, 89756, 270449, 540898, 1081796, 5138531, 10277062, 20554124]

約数ペア:

[(1, 20554124), (2, 10277062), (4, 5138531), (19, 1081796), (38, 540898), (76, 270449), (229, 89756), (458, 44878), (916, 22439), (1181, 17404), (2362, 8702), (4351, 4724)]