20085587048

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{647}}^1\times {\mathrm{104879}}^1$

素因数の和:105569

約数の個数: 32

約数和(自身を含む): 38738476800

約数和(自身を除く): 18652889752

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 647, 1294, 2588, 5176, 23939, 47878, 95756, 104879, 191512, 209758, 419516, 839032, 3880523, 7761046, 15522092, 31044184, 67856713, 135713426, 271426852, 542853704, 2510698381, 5021396762, 10042793524, 20085587048]

約数ペア:

[(1, 20085587048), (2, 10042793524), (4, 5021396762), (8, 2510698381), (37, 542853704), (74, 271426852), (148, 135713426), (296, 67856713), (647, 31044184), (1294, 15522092), (2588, 7761046), (5176, 3880523), (23939, 839032), (47878, 419516), (95756, 209758), (104879, 191512)]