19902414

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{473867}}^1$

素因数の和:473879

約数の個数: 16

約数和(自身を含む): 45491328

約数和(自身を除く): 25588914

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 473867, 947734, 1421601, 2843202, 3317069, 6634138, 9951207, 19902414]

約数ペア:

[(1, 19902414), (2, 9951207), (3, 6634138), (6, 3317069), (7, 2843202), (14, 1421601), (21, 947734), (42, 473867)]