18802122651

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{113731}}^1$

素因数の和:113913

約数の個数: 40

約数和(自身を含む): 30440597264

約数和(自身を除く): 11638474613

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 157, 351, 471, 1053, 1413, 2041, 4239, 6123, 12717, 18369, 55107, 113731, 165321, 341193, 1023579, 1478503, 3070737, 4435509, 9212211, 13306527, 17855767, 39919581, 53567301, 119758743, 160701903, 232124971, 482105709, 696374913, 1446317127, 2089124739, 6267374217, 18802122651]

約数ペア:

[(1, 18802122651), (3, 6267374217), (9, 2089124739), (13, 1446317127), (27, 696374913), (39, 482105709), (81, 232124971), (117, 160701903), (157, 119758743), (351, 53567301), (471, 39919581), (1053, 17855767), (1413, 13306527), (2041, 9212211), (4239, 4435509), (6123, 3070737), (12717, 1478503), (18369, 1023579), (55107, 341193), (113731, 165321)]