20626938

素因数分解:

$2^1\times 3^2\times {\mathrm{211}}^1\times {\mathrm{5431}}^1$

素因数の和:5650

約数の個数: 24

約数和(自身を含む): 44911776

約数和(自身を除く): 24284838

約数列:

[1, 2, 3, 6, 9, 18, 211, 422, 633, 1266, 1899, 3798, 5431, 10862, 16293, 32586, 48879, 97758, 1145941, 2291882, 3437823, 6875646, 10313469, 20626938]

約数ペア:

[(1, 20626938), (2, 10313469), (3, 6875646), (6, 3437823), (9, 2291882), (18, 1145941), (211, 97758), (422, 48879), (633, 32586), (1266, 16293), (1899, 10862), (3798, 5431)]