18494847

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15451}}^1$

素因数の和:15483

約数の個数: 24

約数和(自身を含む): 32140160

約数和(自身を除く): 13645313

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 15451, 46353, 108157, 139059, 293569, 324471, 880707, 973413, 2054983, 2642121, 6164949, 18494847]

約数ペア:

[(1, 18494847), (3, 6164949), (7, 2642121), (9, 2054983), (19, 973413), (21, 880707), (57, 324471), (63, 293569), (133, 139059), (171, 108157), (399, 46353), (1197, 15451)]