15780886

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{10103}}^1$

素因数の和:10187

約数の個数: 16

約数和(自身を含む): 26189568

約数和(自身を除く): 10408682

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 10103, 20206, 111133, 222266, 717313, 1434626, 7890443, 15780886]

約数ペア:

[(1, 15780886), (2, 7890443), (11, 1434626), (22, 717313), (71, 222266), (142, 111133), (781, 20206), (1562, 10103)]