19918046

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{179}}^1$

素因数の和:304

約数の個数: 32

約数和(自身を含む): 32659200

約数和(自身を除く): 12741154

約数列:

[1, 2, 23, 41, 46, 59, 82, 118, 179, 358, 943, 1357, 1886, 2419, 2714, 4117, 4838, 7339, 8234, 10561, 14678, 21122, 55637, 111274, 168797, 242903, 337594, 433001, 485806, 866002, 9959023, 19918046]

約数ペア:

[(1, 19918046), (2, 9959023), (23, 866002), (41, 485806), (46, 433001), (59, 337594), (82, 242903), (118, 168797), (179, 111274), (358, 55637), (943, 21122), (1357, 14678), (1886, 10561), (2419, 8234), (2714, 7339), (4117, 4838)]