205703912

素因数分解:

$2^3\times {\mathrm{157}}^1\times {\mathrm{199}}^1\times {\mathrm{823}}^1$

素因数の和:1185

約数の個数: 32

約数和(自身を含む): 390576000

約数和(自身を除く): 184872088

約数列:

[1, 2, 4, 8, 157, 199, 314, 398, 628, 796, 823, 1256, 1592, 1646, 3292, 6584, 31243, 62486, 124972, 129211, 163777, 249944, 258422, 327554, 516844, 655108, 1033688, 1310216, 25712989, 51425978, 102851956, 205703912]

約数ペア:

[(1, 205703912), (2, 102851956), (4, 51425978), (8, 25712989), (157, 1310216), (199, 1033688), (314, 655108), (398, 516844), (628, 327554), (796, 258422), (823, 249944), (1256, 163777), (1592, 129211), (1646, 124972), (3292, 62486), (6584, 31243)]