20560712

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{853}}^1$

素因数の和:1013

約数の個数: 32

約数和(自身を含む): 40582080

約数和(自身を除く): 20021368

約数列:

[1, 2, 4, 8, 23, 46, 92, 131, 184, 262, 524, 853, 1048, 1706, 3013, 3412, 6026, 6824, 12052, 19619, 24104, 39238, 78476, 111743, 156952, 223486, 446972, 893944, 2570089, 5140178, 10280356, 20560712]

約数ペア:

[(1, 20560712), (2, 10280356), (4, 5140178), (8, 2570089), (23, 893944), (46, 446972), (92, 223486), (131, 156952), (184, 111743), (262, 78476), (524, 39238), (853, 24104), (1048, 19619), (1706, 12052), (3013, 6824), (3412, 6026)]