18790497

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{3217}}^1$

素因数の和:3293

約数の個数: 24

約数和(自身を含む): 30120480

約数和(自身を除く): 11329983

約数列:

[1, 3, 9, 11, 33, 59, 99, 177, 531, 649, 1947, 3217, 5841, 9651, 28953, 35387, 106161, 189803, 318483, 569409, 1708227, 2087833, 6263499, 18790497]

約数ペア:

[(1, 18790497), (3, 6263499), (9, 2087833), (11, 1708227), (33, 569409), (59, 318483), (99, 189803), (177, 106161), (531, 35387), (649, 28953), (1947, 9651), (3217, 5841)]