18438531

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{5303}}^1$

素因数の和:5386

約数の個数: 16

約数和(自身を含む): 26307840

約数和(自身を除く): 7869309

約数列:

[1, 3, 19, 57, 61, 183, 1159, 3477, 5303, 15909, 100757, 302271, 323483, 970449, 6146177, 18438531]

約数ペア:

[(1, 18438531), (3, 6146177), (19, 970449), (57, 323483), (61, 302271), (183, 100757), (1159, 15909), (3477, 5303)]