19004752

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{91369}}^1$

素因数の和:91390

約数の個数: 20

約数和(自身を含む): 39654580

約数和(自身を除く): 20649828

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 91369, 182738, 365476, 730952, 1187797, 1461904, 2375594, 4751188, 9502376, 19004752]

約数ペア:

[(1, 19004752), (2, 9502376), (4, 4751188), (8, 2375594), (13, 1461904), (16, 1187797), (26, 730952), (52, 365476), (104, 182738), (208, 91369)]