20626486576

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{185677}}^1$

素因数の和:185869

約数の個数: 40

約数和(自身を含む): 41028896304

約数和(自身を除く): 20402409728

約数列:

[1, 2, 4, 8, 16, 53, 106, 131, 212, 262, 424, 524, 848, 1048, 2096, 6943, 13886, 27772, 55544, 111088, 185677, 371354, 742708, 1485416, 2970832, 9840881, 19681762, 24323687, 39363524, 48647374, 78727048, 97294748, 157454096, 194589496, 389178992, 1289155411, 2578310822, 5156621644, 10313243288, 20626486576]

約数ペア:

[(1, 20626486576), (2, 10313243288), (4, 5156621644), (8, 2578310822), (16, 1289155411), (53, 389178992), (106, 194589496), (131, 157454096), (212, 97294748), (262, 78727048), (424, 48647374), (524, 39363524), (848, 24323687), (1048, 19681762), (2096, 9840881), (6943, 2970832), (13886, 1485416), (27772, 742708), (55544, 371354), (111088, 185677)]