19112572

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{1451}}^1$

素因数の和:1581

約数の個数: 24

約数和(自身を含む): 34760880

約数和(自身を除く): 15648308

約数列:

[1, 2, 4, 37, 74, 89, 148, 178, 356, 1451, 2902, 3293, 5804, 6586, 13172, 53687, 107374, 129139, 214748, 258278, 516556, 4778143, 9556286, 19112572]

約数ペア:

[(1, 19112572), (2, 9556286), (4, 4778143), (37, 516556), (74, 258278), (89, 214748), (148, 129139), (178, 107374), (356, 53687), (1451, 13172), (2902, 6586), (3293, 5804)]