20180681283

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{239}}^1\times {\mathrm{13913}}^1$

素因数の和:14196

約数の個数: 48

約数和(自身を含む): 32805872640

約数和(自身を除く): 12625191357

約数列:

[1, 3, 7, 17, 21, 51, 119, 239, 289, 357, 717, 867, 1673, 2023, 4063, 5019, 6069, 12189, 13913, 28441, 41739, 69071, 85323, 97391, 207213, 236521, 292173, 483497, 709563, 1450491, 1655647, 3325207, 4020857, 4966941, 9975621, 12062571, 23276449, 28145999, 56528519, 69829347, 84437997, 169585557, 395699633, 960984823, 1187098899, 2882954469, 6726893761, 20180681283]

約数ペア:

[(1, 20180681283), (3, 6726893761), (7, 2882954469), (17, 1187098899), (21, 960984823), (51, 395699633), (119, 169585557), (239, 84437997), (289, 69829347), (357, 56528519), (717, 28145999), (867, 23276449), (1673, 12062571), (2023, 9975621), (4063, 4966941), (5019, 4020857), (6069, 3325207), (12189, 1655647), (13913, 1450491), (28441, 709563), (41739, 483497), (69071, 292173), (85323, 236521), (97391, 207213)]