18932949

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15817}}^1$

素因数の和:15849

約数の個数: 24

約数和(自身を含む): 32901440

約数和(自身を除く): 13968491

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 15817, 47451, 110719, 142353, 300523, 332157, 901569, 996471, 2103661, 2704707, 6310983, 18932949]

約数ペア:

[(1, 18932949), (3, 6310983), (7, 2704707), (9, 2103661), (19, 996471), (21, 901569), (57, 332157), (63, 300523), (133, 142353), (171, 110719), (399, 47451), (1197, 15817)]