19229721

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{19483}}^1$

素因数の和:19540

約数の個数: 16

約数和(自身を含む): 29927424

約数和(自身を除く): 10697703

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 19483, 58449, 136381, 409143, 915701, 2747103, 6409907, 19229721]

約数ペア:

[(1, 19229721), (3, 6409907), (7, 2747103), (21, 915701), (47, 409143), (141, 136381), (329, 58449), (987, 19483)]