18500086

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1$

素因数の和:420

約数の個数: 32

約数和(自身を含む): 31726080

約数和(自身を除く): 13225994

約数列:

[1, 2, 11, 22, 29, 58, 107, 214, 271, 319, 542, 638, 1177, 2354, 2981, 3103, 5962, 6206, 7859, 15718, 28997, 34133, 57994, 68266, 86449, 172898, 318967, 637934, 840913, 1681826, 9250043, 18500086]

約数ペア:

[(1, 18500086), (2, 9250043), (11, 1681826), (22, 840913), (29, 637934), (58, 318967), (107, 172898), (214, 86449), (271, 68266), (319, 57994), (542, 34133), (638, 28997), (1177, 15718), (2354, 7859), (2981, 6206), (3103, 5962)]