18761996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{653}}^2$

素因数の和:1321

約数の個数: 18

約数和(自身を含む): 35873292

約数和(自身を除く): 17111296

約数列:

[1, 2, 4, 11, 22, 44, 653, 1306, 2612, 7183, 14366, 28732, 426409, 852818, 1705636, 4690499, 9380998, 18761996]

約数ペア:

[(1, 18761996), (2, 9380998), (4, 4690499), (11, 1705636), (22, 852818), (44, 426409), (653, 28732), (1306, 14366), (2612, 7183)]