19115390

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{5573}}^1$

素因数の和:5601

約数の個数: 32

約数和(自身を含む): 40132800

約数和(自身を除く): 21017410

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 1715, 3430, 5573, 11146, 27865, 39011, 55730, 78022, 195055, 273077, 390110, 546154, 1365385, 1911539, 2730770, 3823078, 9557695, 19115390]

約数ペア:

[(1, 19115390), (2, 9557695), (5, 3823078), (7, 2730770), (10, 1911539), (14, 1365385), (35, 546154), (49, 390110), (70, 273077), (98, 195055), (245, 78022), (343, 55730), (490, 39011), (686, 27865), (1715, 11146), (3430, 5573)]