71686192

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{32233}}^1$

素因数の和:32380

約数の個数: 20

約数和(自身を含む): 139895560

約数和(自身を除く): 68209368

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 32233, 64466, 128932, 257864, 515728, 4480387, 8960774, 17921548, 35843096, 71686192]

約数ペア:

[(1, 71686192), (2, 35843096), (4, 17921548), (8, 8960774), (16, 4480387), (139, 515728), (278, 257864), (556, 128932), (1112, 64466), (2224, 32233)]