19941339

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 30394368

約数和(自身を除く): 10453029

約数列:

[1, 3, 11, 31, 33, 93, 101, 193, 303, 341, 579, 1023, 1111, 2123, 3131, 3333, 5983, 6369, 9393, 17949, 19493, 34441, 58479, 65813, 103323, 197439, 214423, 604283, 643269, 1812849, 6647113, 19941339]

約数ペア:

[(1, 19941339), (3, 6647113), (11, 1812849), (31, 643269), (33, 604283), (93, 214423), (101, 197439), (193, 103323), (303, 65813), (341, 58479), (579, 34441), (1023, 19493), (1111, 17949), (2123, 9393), (3131, 6369), (3333, 5983)]