20065551

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{167}}^1\times {\mathrm{331}}^1$

素因数の和:523

約数の個数: 24

約数和(自身を含む): 29672832

約数和(自身を除く): 9607281

約数列:

[1, 3, 11, 33, 121, 167, 331, 363, 501, 993, 1837, 3641, 5511, 10923, 20207, 40051, 55277, 60621, 120153, 165831, 608047, 1824141, 6688517, 20065551]

約数ペア:

[(1, 20065551), (3, 6688517), (11, 1824141), (33, 608047), (121, 165831), (167, 120153), (331, 60621), (363, 55277), (501, 40051), (993, 20207), (1837, 10923), (3641, 5511)]