19171966

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{227}}^1\times {\mathrm{349}}^1$

素因数の和:600

約数の個数: 24

約数和(自身を含む): 31840200

約数和(自身を除く): 12668234

約数列:

[1, 2, 11, 22, 121, 227, 242, 349, 454, 698, 2497, 3839, 4994, 7678, 27467, 42229, 54934, 79223, 84458, 158446, 871453, 1742906, 9585983, 19171966]

約数ペア:

[(1, 19171966), (2, 9585983), (11, 1742906), (22, 871453), (121, 158446), (227, 84458), (242, 79223), (349, 54934), (454, 42229), (698, 27467), (2497, 7678), (3839, 4994)]