18779724

素因数分解:

$2^2\times 3^2\times {\mathrm{521659}}^1$

素因数の和:521669

約数の個数: 18

約数和(自身を含む): 47471060

約数和(自身を除く): 28691336

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 521659, 1043318, 1564977, 2086636, 3129954, 4694931, 6259908, 9389862, 18779724]

約数ペア:

[(1, 18779724), (2, 9389862), (3, 6259908), (4, 4694931), (6, 3129954), (9, 2086636), (12, 1564977), (18, 1043318), (36, 521659)]