18478394

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{2633}}^1$

素因数の和:2686

約数の個数: 24

約数和(自身を含む): 31528980

約数和(自身を除く): 13050586

約数列:

[1, 2, 11, 22, 29, 58, 121, 242, 319, 638, 2633, 3509, 5266, 7018, 28963, 57926, 76357, 152714, 318593, 637186, 839927, 1679854, 9239197, 18478394]

約数ペア:

[(1, 18478394), (2, 9239197), (11, 1679854), (22, 839927), (29, 637186), (58, 318593), (121, 152714), (242, 76357), (319, 57926), (638, 28963), (2633, 7018), (3509, 5266)]