18342207

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17419}}^1$

素因数の和:17444

約数の個数: 20

約数和(自身を含む): 29509480

約数和(自身を除く): 11167273

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 17419, 52257, 156771, 226447, 470313, 679341, 1410939, 2038023, 6114069, 18342207]

約数ペア:

[(1, 18342207), (3, 6114069), (9, 2038023), (13, 1410939), (27, 679341), (39, 470313), (81, 226447), (117, 156771), (351, 52257), (1053, 17419)]