18400833

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:366

約数の個数: 36

約数和(自身を含む): 29801044

約数和(自身を除く): 11400211

約数列:

[1, 3, 9, 11, 33, 61, 99, 121, 183, 277, 363, 549, 671, 831, 1089, 2013, 2493, 3047, 6039, 7381, 9141, 16897, 22143, 27423, 33517, 50691, 66429, 100551, 152073, 185867, 301653, 557601, 1672803, 2044537, 6133611, 18400833]

約数ペア:

[(1, 18400833), (3, 6133611), (9, 2044537), (11, 1672803), (33, 557601), (61, 301653), (99, 185867), (121, 152073), (183, 100551), (277, 66429), (363, 50691), (549, 33517), (671, 27423), (831, 22143), (1089, 16897), (2013, 9141), (2493, 7381), (3047, 6039)]