20176392976

素因数分解:

$2^4\times {\mathrm{83}}^2\times {\mathrm{163}}^1\times {\mathrm{1123}}^1$

素因数の和:1460

約数の個数: 60

約数和(自身を含む): 39846622768

約数和(自身を除く): 19670229792

約数列:

[1, 2, 4, 8, 16, 83, 163, 166, 326, 332, 652, 664, 1123, 1304, 1328, 2246, 2608, 4492, 6889, 8984, 13529, 13778, 17968, 27058, 27556, 54116, 55112, 93209, 108232, 110224, 183049, 186418, 216464, 366098, 372836, 732196, 745672, 1122907, 1464392, 1491344, 2245814, 2928784, 4491628, 7736347, 8983256, 15193067, 15472694, 17966512, 30386134, 30945388, 60772268, 61890776, 121544536, 123781552, 243089072, 1261024561, 2522049122, 5044098244, 10088196488, 20176392976]

約数ペア:

[(1, 20176392976), (2, 10088196488), (4, 5044098244), (8, 2522049122), (16, 1261024561), (83, 243089072), (163, 123781552), (166, 121544536), (326, 61890776), (332, 60772268), (652, 30945388), (664, 30386134), (1123, 17966512), (1304, 15472694), (1328, 15193067), (2246, 8983256), (2608, 7736347), (4492, 4491628), (6889, 2928784), (8984, 2245814), (13529, 1491344), (13778, 1464392), (17968, 1122907), (27058, 745672), (27556, 732196), (54116, 372836), (55112, 366098), (93209, 216464), (108232, 186418), (110224, 183049)]