19246786

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{7187}}^1$

素因数の和:7305

約数の個数: 16

約数和(自身を含む): 31397184

約数和(自身を除く): 12150398

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 7187, 14374, 93431, 186862, 740261, 1480522, 9623393, 19246786]

約数ペア:

[(1, 19246786), (2, 9623393), (13, 1480522), (26, 740261), (103, 186862), (206, 93431), (1339, 14374), (2678, 7187)]