19497270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49993}}^1$

素因数の和:50016

約数の個数: 32

約数和(自身を含む): 50393952

約数和(自身を除く): 30896682

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 49993, 99986, 149979, 249965, 299958, 499930, 649909, 749895, 1299818, 1499790, 1949727, 3249545, 3899454, 6499090, 9748635, 19497270]

約数ペア:

[(1, 19497270), (2, 9748635), (3, 6499090), (5, 3899454), (6, 3249545), (10, 1949727), (13, 1499790), (15, 1299818), (26, 749895), (30, 649909), (39, 499930), (65, 299958), (78, 249965), (130, 149979), (195, 99986), (390, 49993)]