19309213

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{10903}}^1$

素因数の和:10944

約数の個数: 16

約数和(自身を含む): 25122816

約数和(自身を除く): 5813603

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 10903, 76321, 119933, 250769, 839531, 1755383, 2758459, 19309213]

約数ペア:

[(1, 19309213), (7, 2758459), (11, 1755383), (23, 839531), (77, 250769), (161, 119933), (253, 76321), (1771, 10903)]