17939821966

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{240049}}^1$

素因数の和:240184

約数の個数: 32

約数和(自身を含む): 30419136000

約数和(自身を除く): 12479314034

約数列:

[1, 2, 11, 22, 43, 79, 86, 158, 473, 869, 946, 1738, 3397, 6794, 37367, 74734, 240049, 480098, 2640539, 5281078, 10322107, 18963871, 20644214, 37927742, 113543177, 208602581, 227086354, 417205162, 815446453, 1630892906, 8969910983, 17939821966]

約数ペア:

[(1, 17939821966), (2, 8969910983), (11, 1630892906), (22, 815446453), (43, 417205162), (79, 227086354), (86, 208602581), (158, 113543177), (473, 37927742), (869, 20644214), (946, 18963871), (1738, 10322107), (3397, 5281078), (6794, 2640539), (37367, 480098), (74734, 240049)]