20553630489

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6941449}}^1$

素因数の和:6941509

約数の個数: 24

約数和(自身を含む): 34651718400

約数和(自身を除く): 14098087911

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 6941449, 20824347, 48590143, 62473041, 145770429, 326248103, 437311287, 978744309, 2283736721, 2936232927, 6851210163, 20553630489]

約数ペア:

[(1, 20553630489), (3, 6851210163), (7, 2936232927), (9, 2283736721), (21, 978744309), (47, 437311287), (63, 326248103), (141, 145770429), (329, 62473041), (423, 48590143), (987, 20824347), (2961, 6941449)]