20002104577

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{911}}^1\times {\mathrm{6521}}^1$

素因数の和:7489

約数の個数: 32

約数和(自身を含む): 25314960384

約数和(自身を除く): 5312855807

約数列:

[1, 7, 13, 37, 91, 259, 481, 911, 3367, 6377, 6521, 11843, 33707, 45647, 82901, 84773, 235949, 241277, 438191, 593411, 1688939, 3067337, 3136601, 5940631, 21956207, 41584417, 77228203, 219803347, 540597421, 1538623429, 2857443511, 20002104577]

約数ペア:

[(1, 20002104577), (7, 2857443511), (13, 1538623429), (37, 540597421), (91, 219803347), (259, 77228203), (481, 41584417), (911, 21956207), (3367, 5940631), (6377, 3136601), (6521, 3067337), (11843, 1688939), (33707, 593411), (45647, 438191), (82901, 241277), (84773, 235949)]