31381956

素因数分解:

$2^2\times 3^2\times {\mathrm{839}}^1\times {\mathrm{1039}}^1$

素因数の和:1888

約数の個数: 36

約数和(自身を含む): 79497600

約数和(自身を除く): 48115644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 839, 1039, 1678, 2078, 2517, 3117, 3356, 4156, 5034, 6234, 7551, 9351, 10068, 12468, 15102, 18702, 30204, 37404, 871721, 1743442, 2615163, 3486884, 5230326, 7845489, 10460652, 15690978, 31381956]

約数ペア:

[(1, 31381956), (2, 15690978), (3, 10460652), (4, 7845489), (6, 5230326), (9, 3486884), (12, 2615163), (18, 1743442), (36, 871721), (839, 37404), (1039, 30204), (1678, 18702), (2078, 15102), (2517, 12468), (3117, 10068), (3356, 9351), (4156, 7551), (5034, 6234)]