18082161

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1$

素因数の和:421

約数の個数: 24

約数和(自身を含む): 26817024

約数和(自身を除く): 8734863

約数列:

[1, 3, 9, 67, 157, 191, 201, 471, 573, 603, 1413, 1719, 10519, 12797, 29987, 31557, 38391, 89961, 94671, 115173, 269883, 2009129, 6027387, 18082161]

約数ペア:

[(1, 18082161), (3, 6027387), (9, 2009129), (67, 269883), (157, 115173), (191, 94671), (201, 89961), (471, 38391), (573, 31557), (603, 29987), (1413, 12797), (1719, 10519)]