18250953

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{283}}^1$

素因数の和:413

約数の個数: 32

約数和(自身を含む): 29008896

約数和(自身を除く): 10757943

約数列:

[1, 3, 7, 21, 37, 83, 111, 249, 259, 283, 581, 777, 849, 1743, 1981, 3071, 5943, 9213, 10471, 21497, 23489, 31413, 64491, 70467, 73297, 164423, 219891, 493269, 869093, 2607279, 6083651, 18250953]

約数ペア:

[(1, 18250953), (3, 6083651), (7, 2607279), (21, 869093), (37, 493269), (83, 219891), (111, 164423), (249, 73297), (259, 70467), (283, 64491), (581, 31413), (777, 23489), (849, 21497), (1743, 10471), (1981, 9213), (3071, 5943)]