19965906

素因数分解:

$2^1\times 3^3\times {\mathrm{369739}}^1$

素因数の和:369750

約数の個数: 16

約数和(自身を含む): 44368800

約数和(自身を除く): 24402894

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 369739, 739478, 1109217, 2218434, 3327651, 6655302, 9982953, 19965906]

約数ペア:

[(1, 19965906), (2, 9982953), (3, 6655302), (6, 3327651), (9, 2218434), (18, 1109217), (27, 739478), (54, 369739)]