18970677

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{5179}}^1$

素因数の和:5233

約数の個数: 24

約数和(自身を含む): 30707040

約数和(自身を除く): 11736363

約数列:

[1, 3, 9, 11, 33, 37, 99, 111, 333, 407, 1221, 3663, 5179, 15537, 46611, 56969, 170907, 191623, 512721, 574869, 1724607, 2107853, 6323559, 18970677]

約数ペア:

[(1, 18970677), (3, 6323559), (9, 2107853), (11, 1724607), (33, 574869), (37, 512721), (99, 191623), (111, 170907), (333, 56969), (407, 46611), (1221, 15537), (3663, 5179)]