19911066

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{474073}}^1$

素因数の和:474085

約数の個数: 16

約数和(自身を含む): 45511104

約数和(自身を除く): 25600038

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 474073, 948146, 1422219, 2844438, 3318511, 6637022, 9955533, 19911066]

約数ペア:

[(1, 19911066), (2, 9955533), (3, 6637022), (6, 3318511), (7, 2844438), (14, 1422219), (21, 948146), (42, 474073)]