19768484

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{4339}}^1$

素因数の和:4427

約数の個数: 24

約数和(自身を含む): 37185120

約数和(自身を除く): 17416636

約数列:

[1, 2, 4, 17, 34, 67, 68, 134, 268, 1139, 2278, 4339, 4556, 8678, 17356, 73763, 147526, 290713, 295052, 581426, 1162852, 4942121, 9884242, 19768484]

約数ペア:

[(1, 19768484), (2, 9884242), (4, 4942121), (17, 1162852), (34, 581426), (67, 295052), (68, 290713), (134, 147526), (268, 73763), (1139, 17356), (2278, 8678), (4339, 4556)]