19880442

素因数分解:

$2^1\times 3^2\times {\mathrm{103}}^1\times {\mathrm{10723}}^1$

素因数の和:10834

約数の個数: 24

約数和(自身を含む): 43496544

約数和(自身を除く): 23616102

約数列:

[1, 2, 3, 6, 9, 18, 103, 206, 309, 618, 927, 1854, 10723, 21446, 32169, 64338, 96507, 193014, 1104469, 2208938, 3313407, 6626814, 9940221, 19880442]

約数ペア:

[(1, 19880442), (2, 9940221), (3, 6626814), (6, 3313407), (9, 2208938), (18, 1104469), (103, 193014), (206, 96507), (309, 64338), (618, 32169), (927, 21446), (1854, 10723)]