19520618

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{677}}^1\times {\mathrm{1109}}^1$

素因数の和:1801

約数の個数: 16

約数和(自身を含む): 31608360

約数和(自身を除く): 12087742

約数列:

[1, 2, 13, 26, 677, 1109, 1354, 2218, 8801, 14417, 17602, 28834, 750793, 1501586, 9760309, 19520618]

約数ペア:

[(1, 19520618), (2, 9760309), (13, 1501586), (26, 750793), (677, 28834), (1109, 17602), (1354, 14417), (2218, 8801)]