1639235984

素因数分解:

$2^4\times {\mathrm{353}}^1\times {\mathrm{290233}}^1$

素因数の和:290594

約数の個数: 20

約数和(自身を含む): 3185027916

約数和(自身を除く): 1545791932

約数列:

[1, 2, 4, 8, 16, 353, 706, 1412, 2824, 5648, 290233, 580466, 1160932, 2321864, 4643728, 102452249, 204904498, 409808996, 819617992, 1639235984]

約数ペア:

[(1, 1639235984), (2, 819617992), (4, 409808996), (8, 204904498), (16, 102452249), (353, 4643728), (706, 2321864), (1412, 1160932), (2824, 580466), (5648, 290233)]