20199930181

素因数分解:

${\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{2381}}^1\times {\mathrm{2657}}^1$

素因数の和:5172

約数の個数: 16

約数和(自身を含む): 21070752768

約数和(自身を除く): 870822587

約数列:

[1, 31, 103, 2381, 2657, 3193, 73811, 82367, 245243, 273671, 6326317, 7602533, 8483801, 196115827, 651610651, 20199930181]

約数ペア:

[(1, 20199930181), (31, 651610651), (103, 196115827), (2381, 8483801), (2657, 7602533), (3193, 6326317), (73811, 273671), (82367, 245243)]