20191676

素因数分解:

$2^2\times {\mathrm{239}}^1\times {\mathrm{21121}}^1$

素因数の和:21364

約数の個数: 12

約数和(自身を含む): 35484960

約数和(自身を除く): 15293284

約数列:

[1, 2, 4, 239, 478, 956, 21121, 42242, 84484, 5047919, 10095838, 20191676]

約数ペア:

[(1, 20191676), (2, 10095838), (4, 5047919), (239, 84484), (478, 42242), (956, 21121)]