18419751

素因数分解:

$3^3\times 7^1\times {\mathrm{97459}}^1$

素因数の和:97475

約数の個数: 16

約数和(自身を含む): 31187200

約数和(自身を除く): 12767449

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 97459, 292377, 682213, 877131, 2046639, 2631393, 6139917, 18419751]

約数ペア:

[(1, 18419751), (3, 6139917), (7, 2631393), (9, 2046639), (21, 877131), (27, 682213), (63, 292377), (189, 97459)]