19928132

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{17359}}^1$

素因数の和:17411

約数の個数: 24

約数和(自身を含む): 40830720

約数和(自身を除く): 20902588

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 17359, 34718, 69436, 121513, 243026, 486052, 711719, 1423438, 2846876, 4982033, 9964066, 19928132]

約数ペア:

[(1, 19928132), (2, 9964066), (4, 4982033), (7, 2846876), (14, 1423438), (28, 711719), (41, 486052), (82, 243026), (164, 121513), (287, 69436), (574, 34718), (1148, 17359)]