19657790

素因数分解:

$2^1\times 5^1\times {\mathrm{827}}^1\times {\mathrm{2377}}^1$

素因数の和:3211

約数の個数: 16

約数和(自身を含む): 35441712

約数和(自身を除く): 15783922

約数列:

[1, 2, 5, 10, 827, 1654, 2377, 4135, 4754, 8270, 11885, 23770, 1965779, 3931558, 9828895, 19657790]

約数ペア:

[(1, 19657790), (2, 9828895), (5, 3931558), (10, 1965779), (827, 23770), (1654, 11885), (2377, 8270), (4135, 4754)]