18936841

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{743}}^1$

素因数の和:1092

約数の個数: 16

約数和(自身を含む): 23712768

約数和(自身を除く): 4775927

約数列:

[1, 7, 11, 77, 331, 743, 2317, 3641, 5201, 8173, 25487, 57211, 245933, 1721531, 2705263, 18936841]

約数ペア:

[(1, 18936841), (7, 2705263), (11, 1721531), (77, 245933), (331, 57211), (743, 25487), (2317, 8173), (3641, 5201)]