19408686

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{409}}^1\times {\mathrm{719}}^1$

素因数の和:1144

約数の個数: 32

約数和(自身を含む): 42508800

約数和(自身を除く): 23100114

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 409, 719, 818, 1227, 1438, 2157, 2454, 4314, 4499, 7909, 8998, 13497, 15818, 23727, 26994, 47454, 294071, 588142, 882213, 1764426, 3234781, 6469562, 9704343, 19408686]

約数ペア:

[(1, 19408686), (2, 9704343), (3, 6469562), (6, 3234781), (11, 1764426), (22, 882213), (33, 588142), (66, 294071), (409, 47454), (719, 26994), (818, 23727), (1227, 15818), (1438, 13497), (2157, 8998), (2454, 7909), (4314, 4499)]