18784249

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{263}}^1$

素因数の和:468

約数の個数: 16

約数和(自身を含む): 21187584

約数和(自身を除く): 2403335

約数列:

[1, 11, 43, 151, 263, 473, 1661, 2893, 6493, 11309, 39713, 71423, 124399, 436843, 1707659, 18784249]

約数ペア:

[(1, 18784249), (11, 1707659), (43, 436843), (151, 124399), (263, 71423), (473, 39713), (1661, 11309), (2893, 6493)]