20194128805

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{17729}}^1$

素因数の和:17949

約数の個数: 32

約数和(自身を含む): 25612899840

約数和(自身を除く): 5418771035

約数列:

[1, 5, 37, 47, 131, 185, 235, 655, 1739, 4847, 6157, 8695, 17729, 24235, 30785, 88645, 227809, 655973, 833263, 1139045, 2322499, 3279865, 4166315, 11612495, 30830731, 85932463, 109157453, 154153655, 429662315, 545787265, 4038825761, 20194128805]

約数ペア:

[(1, 20194128805), (5, 4038825761), (37, 545787265), (47, 429662315), (131, 154153655), (185, 109157453), (235, 85932463), (655, 30830731), (1739, 11612495), (4847, 4166315), (6157, 3279865), (8695, 2322499), (17729, 1139045), (24235, 833263), (30785, 655973), (88645, 227809)]