18669483

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{4423}}^1$

素因数の和:4503

約数の個数: 24

約数和(自身を含む): 31286528

約数和(自身を除く): 12617045

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 4221, 4423, 13269, 30961, 39807, 92883, 278649, 296341, 889023, 2074387, 2667069, 6223161, 18669483]

約数ペア:

[(1, 18669483), (3, 6223161), (7, 2667069), (9, 2074387), (21, 889023), (63, 296341), (67, 278649), (201, 92883), (469, 39807), (603, 30961), (1407, 13269), (4221, 4423)]