19967076

素因数分解:

$2^2\times 3^2\times {\mathrm{554641}}^1$

素因数の和:554651

約数の個数: 18

約数和(自身を含む): 50472422

約数和(自身を除く): 30505346

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 554641, 1109282, 1663923, 2218564, 3327846, 4991769, 6655692, 9983538, 19967076]

約数ペア:

[(1, 19967076), (2, 9983538), (3, 6655692), (4, 4991769), (6, 3327846), (9, 2218564), (12, 1663923), (18, 1109282), (36, 554641)]