19137965

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{4519}}^1$

素因数の和:4553

約数の個数: 24

約数和(自身を含む): 28855680

約数和(自身を除く): 9717715

約数列:

[1, 5, 7, 11, 35, 55, 77, 121, 385, 605, 847, 4235, 4519, 22595, 31633, 49709, 158165, 248545, 347963, 546799, 1739815, 2733995, 3827593, 19137965]

約数ペア:

[(1, 19137965), (5, 3827593), (7, 2733995), (11, 1739815), (35, 546799), (55, 347963), (77, 248545), (121, 158165), (385, 49709), (605, 31633), (847, 22595), (4235, 4519)]