18770829

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3533}}^1$

素因数の和:3577

約数の個数: 32

約数和(自身を含む): 32569344

約数和(自身を除く): 13798515

約数列:

[1, 3, 7, 11, 21, 23, 33, 69, 77, 161, 231, 253, 483, 759, 1771, 3533, 5313, 10599, 24731, 38863, 74193, 81259, 116589, 243777, 272041, 568813, 816123, 893849, 1706439, 2681547, 6256943, 18770829]

約数ペア:

[(1, 18770829), (3, 6256943), (7, 2681547), (11, 1706439), (21, 893849), (23, 816123), (33, 568813), (69, 272041), (77, 243777), (161, 116589), (231, 81259), (253, 74193), (483, 38863), (759, 24731), (1771, 10599), (3533, 5313)]