19681542

素因数分解:

$2^1\times 3^6\times {\mathrm{13499}}^1$

素因数の和:13519

約数の個数: 28

約数和(自身を含む): 44266500

約数和(自身を除く): 24584958

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 13499, 26998, 40497, 80994, 121491, 242982, 364473, 728946, 1093419, 2186838, 3280257, 6560514, 9840771, 19681542]

約数ペア:

[(1, 19681542), (2, 9840771), (3, 6560514), (6, 3280257), (9, 2186838), (18, 1093419), (27, 728946), (54, 364473), (81, 242982), (162, 121491), (243, 80994), (486, 40497), (729, 26998), (1458, 13499)]