20247079671

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{24721709}}^1$

素因数の和:24721735

約数の個数: 24

約数和(自身を含む): 35994809760

約数和(自身を除く): 15747730089

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 24721709, 74165127, 173051963, 222495381, 321382217, 519155889, 964146651, 1557467667, 2249675519, 2892439953, 6749026557, 20247079671]

約数ペア:

[(1, 20247079671), (3, 6749026557), (7, 2892439953), (9, 2249675519), (13, 1557467667), (21, 964146651), (39, 519155889), (63, 321382217), (91, 222495381), (117, 173051963), (273, 74165127), (819, 24721709)]