19131368

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{64633}}^1$

素因数の和:64676

約数の個数: 16

約数和(自身を含む): 36841380

約数和(自身を除く): 17710012

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 64633, 129266, 258532, 517064, 2391421, 4782842, 9565684, 19131368]

約数ペア:

[(1, 19131368), (2, 9565684), (4, 4782842), (8, 2391421), (37, 517064), (74, 258532), (148, 129266), (296, 64633)]