19430817

素因数分解:

$3^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{1439}}^1$

素因数の和:2092

約数の個数: 16

約数和(自身を含む): 29675520

約数和(自身を除く): 10244703

約数列:

[1, 3, 7, 21, 643, 1439, 1929, 4317, 4501, 10073, 13503, 30219, 925277, 2775831, 6476939, 19430817]

約数ペア:

[(1, 19430817), (3, 6476939), (7, 2775831), (21, 925277), (643, 30219), (1439, 13503), (1929, 10073), (4317, 4501)]