20598963

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{12739}}^1$

素因数の和:12767

約数の個数: 24

約数和(自身を含む): 34856640

約数和(自身を除く): 14257677

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 539, 1617, 12739, 38217, 89173, 140129, 267519, 420387, 624211, 980903, 1872633, 2942709, 6866321, 20598963]

約数ペア:

[(1, 20598963), (3, 6866321), (7, 2942709), (11, 1872633), (21, 980903), (33, 624211), (49, 420387), (77, 267519), (147, 140129), (231, 89173), (539, 38217), (1617, 12739)]