20189402211

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{1338731}}^1$

素因数の和:1339202

約数の個数: 16

約数和(自身を含む): 29430684288

約数和(自身を除く): 9241282077

約数列:

[1, 3, 11, 33, 457, 1371, 5027, 15081, 1338731, 4016193, 14726041, 44178123, 611800067, 1835400201, 6729800737, 20189402211]

約数ペア:

[(1, 20189402211), (3, 6729800737), (11, 1835400201), (33, 611800067), (457, 44178123), (1371, 14726041), (5027, 4016193), (15081, 1338731)]