18366831

素因数分解:

$3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1117}}^1$

素因数の和:1165

約数の個数: 40

約数和(自身を含む): 32466720

約数和(自身を除く): 14099889

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 189, 203, 261, 567, 609, 783, 1117, 1827, 2349, 3351, 5481, 7819, 10053, 16443, 23457, 30159, 32393, 70371, 90477, 97179, 211113, 226751, 291537, 633339, 680253, 874611, 2040759, 2623833, 6122277, 18366831]

約数ペア:

[(1, 18366831), (3, 6122277), (7, 2623833), (9, 2040759), (21, 874611), (27, 680253), (29, 633339), (63, 291537), (81, 226751), (87, 211113), (189, 97179), (203, 90477), (261, 70371), (567, 32393), (609, 30159), (783, 23457), (1117, 16443), (1827, 10053), (2349, 7819), (3351, 5481)]